Links to The Physics Factbook

Links to The Physics Factbook

• Annotated Physics Encyclopædia. Igor Ivanov. The Net Advance of Physics. MIT.
• Breaking Speed Limits. Philadelphia Daily News. 26 April 2006.
• Ciencia.net and also in Últimos enlaces añadidos. Alexander Hristov.
• Edward Gruber [doc]. Buffalo State University.
• Encyclopaedia Britannica. Found while searching for "angular".
• Favourite Links. Xiaodong Tao. Johns Hopkins University.
• Final Answers. Gérard P. Michon. Numericana.
• General Physics Resources. Igor Ivanov. The Physics Encylopedia.
• How Big Are Things? Mitchell N. Charity. Has links to many pages in The Physics Factbook.
• Intute. Reviewed in their database of educational and scientific websites.
• Iona Prep Physics Links. Br. Robert W. Harris. Iona Prep High School. Misatekenly identified as the "Midwest Physics Factbook".
• Let's Get PHYSICSal. Ron Reinhart.
• LCC AP Physics. Kevin Fairchild. La Costa Canyon High School.
• Links. 3D Animations and Stills.
• Math Wizard's Links Page. Erin Barker. Geocities.
• MetaFilter. 16 January 2009 11:16 AM.
• Mrs. Smith's Favorite Physics Links. Redbank Valley School District. New Bethlehem PA.
• New Scientist | Web Links. They wrote us a really nice review.
• Petrol of Bier? My Boernaal. 7 June 2005.
• Physics BW. Ron Rinehart. Monterey Peninsula College.
• The Physics Factbook. Rage on Omnipotent. Blog Archive. 17 November 2005.
• Physics Links. David Jeffrey. University of Nevada. Las Vegas.
• Physics Links. Christopher B. Siren.
• Principles of Modern Physics. Pat Woodcock. University of Toronto.
• School Science Lessons - Interesting Websites. John Elfick. University of Queensland.
• Science and Society (S571) Reference Page (2002). Roger B. Blumberg. Brown University.
• A Sense of Scale. Paul Falstad. Has links to many pages in The Physics Factbook.
• The Silicon Web: Physics for the Internet Age [pdf]. Michael G. Raymer. Boca Raton, Florida: Taylor & Francis (2009): 89.
• Skype claims mammoth milestone. Sylvie Barak. The Inquirer. 21 February 2008.
• slashdot.org. There are many links to The Physics Factbook at Slashdot. Thank you slashdotters.
• The Telson Spur: Field Nodes -- Physics (2): Physics & Cosmology. Phil Hughes.
• The Tilting of the Earth: Shaping Our Seasons and Climates. Eric McLamb. Ecology Communications.
• Time goes by…. GXY Domain. 1 September 2006.
• The Ultimate Book of New York Lists. Bert Randolph Suga with C.N. Richardson.
• Utah Science Olympiad: Physical Science Lab (2000).
• Writing-Across-the-Curriculum: Student Essay Samples. Busse Library Web. Mount Mercy College.
• WWW links recommended by Anna Dornhaus.

Links to individual pages

• Acceleration Due to Gravity: Super Mario Brothers
  • Google Scholar says this page has been cited 6 times in scientific and technical publications.
  • Acceleration Due to Gravity: Super Mario Brothers. Chris Higgins. mental_floss. 16 January 2009.
  • Acceleration Due to Gravity: Super Mario Brothers. physics and physicists. 17 January 2009.
  • Gravity in Mushroom Kingdom Weakening, Toads Worried. Charge Shot. Craig. 29 January 2009.
  • Gravity in Super Mario Bros: A Study. Keane Ng. the escapist. 16 January 2009.
  • MARIO BROS AND MOON RACES - IT'S #TWISTEM! The STEMulus. YouTube. 2015.
  • Mario donne son corps à la science. Laurent Checola. Playtime Blog. LeMonde. 27 Janvier 2009.
  • Mario Physics: measuring Mushroom Kingdom gravity. Brandon Boyer. Offworld. 16 January 2009.
  • Mario's Gravity. inventory is full. 17 January 2009.
  • Super Mario Gravity, Borat on Autism and the Comic Book Hero of Climate Change. Christopher Mims. GrandUnifiedWeekly. Episode 9. 28 January 2009.
  • The Physics Factbook. Jorge Pereira. 20 January 2009.
  • The physics of Mario World show the game has a fundamental flaw. Jessica Orwig. Business Insider. 24 February 2015.
  • The Physics of the Mushroom Kingdom Are Worthy of Research. Luke Plunkett. Kotaku. 16 January 2009.
  • The real-life physics of Super Mario: How could a portly plumber jump that high? Julian Benson. techradar. 29 December 2016.
  • Visual Math Instruction: Premium Grade. Dan Meyer. 21 January 2009.
  • Wetenschappelijke paper over zwaartekracht in Mario. SpankmasterC. 18 January 2009.
  • マリオの世界で“重力”に大異変が!? アメリカ物理教師の発見. 中島理彦. 20 January 2009.
  • Blog Buzz For Brooklyn HS Science Project. W.J. Levay. edwize.org. 29 January 2009.
  • Super Mario Gravity. David M. Ewalt. Forbes. 15 April 2009.
• Acceleration That Would Kill a Human
  • Allowable Strength Design of Mining Structures. Helmut M. Haydl. Practice Periodical on Structural Design and Construction. Vol. 21 No. 2 (2015).
• Angular Speed of the Earth
  • AS/A2 Physics Links: Unit 4 Waves and Our Universe: 01 Angular speed Period and frequency
• Angular Speed of a Medical Centrifuge
  • Angular Velocity & Link, Physics 24 Web Project, K. Poole
• Area of New York City
  • Five New York Cities. That's how much land wildfires have burned in California. Don Sweeney. Sacramento Bee (2020).
• Center of Mass of a Human
  • Assessing the effects of artificial gravity in an analog of long-duration spaceflight: The protocol and implementation of the AGBRESA bed rest study. Gilles Clément, Jörn Rittweger, Andrea Nitsche, Wolfgang Doering, Petra Frings-Meuthen, Olga Hand, Timo Frett, Alexandra Noppe, Freia Paulke, Leopold Lecheler, Jens Jordan, Claudia Stern, Edwin Mulder. Frontiers in Physiology. Vol. 13 (2022): 976926.
  • Bicycle Wheel - A Case Study in Dynamics. John V. Ringwood J. and Ruijuan Feng. Proceedings of the Fourth International Conference on Informatics in Control, Automation and Robotics (2007): 238–243.
  • Act Two: To Stick a Landing. Belinda Kusuma. The Fifth Dance (2003).
• Coefficients of Friction for Ice
  • Physics of Hockey: Part 1 (2013), Part 2 (2014), Part 3 (2014). The Science Asylum, YouTube. These videos are now set to private.
  • The Physics of Curling. mspringer. ScienceBlogs: builtonfacts (2010).
  • Ceramic Tile Walking Surface Hazards and Snow & Ice Removal from Walking Surfaces. InspectAPedia (n.d.).
• Coefficient of Friction for Skin: The Incredible Hulk
  • Stan Lee on superhero science. Christine Hanefalk. The Other Murdock Papers - A Daredevil Blog (2008).
• Coefficients of Friction for Steel
  • Super Critical Carbon Dioxide Metal Working Fluid Delivery System, Steve Hecker, Daniel Leader, Daniel Merz, and David Powers; University of Michigan (2008).
  • Numerical simulation and prediction of stress distribution in multi-pass drawing process of steel rod. Kee Hui Fung; Muhammad Hariz Bin Khairuddin; Mohd Fairuz Shamsudin; Wan Fahmin Faiz Wan Ali; Mohd Suhaimi Salleh. AIP Conference Proceedings. 2925, 020054 (2024).
• Coefficients of Friction for Teflon
  • US Patent 7,614,606 Compressor for a diaphragm valve. Fritz Müller (2009).
• Density of Beer
  • Converting Ounces to Ounces. Ask Dr. Math. The Math Forum.
• Density of Cooking Oil
  • US Patent 7,713,523 Solubilized CoQ-10 and Carnitine. Michael Fantuzzi, et al. (2010).
• Density of a Neutron Star
  • Neutronenstern. MilkyWeb (n.d.).
• Density of Outer Space
  • Astronomy Picture of the Day: 25 March 2004. Robert Nemiroff & Jerry Bonnell. NASA (2004).
  • The Fundamental Force: How the Universe Works. Len Kurzawa. Trafford Publishing (2018).
  • What If Earth Had 67 Moons? - Dear Blocko #10. Life Noggin. YouTube (2019).
• Density of Steel
  • Google Scholar says this page has been cited over 20 times since it was published in 2004.
  • Vibration Attenuation of Unbalanced Motor Using a Tuneable Dynamic Vibration Absorber. Fazidah Saad, Muhammad Najib Abdul Hamid, Zainal Nazri Mohd Yusuf & Ahmad Zhafran Ahmad Mazlan. in Progress in Engineering Technology VI. Eds. Tajul Adli Abdul Razak, Ahmad Kamal Ismail, Andreas Öchsner. Advanced Structured Materials. Vol. 229 (2025): 193–203
• Density of the Universe
  • Theorem for a flat universe: The ρ_crit = 3H₀²/8πG building block1000^.125. D.G. Leahy. The new universal consciousness (2013).
• Density of Wood
  • Density & Specific Gravity. Rich Galiano. New Jersey Scuba Diver (n.d.)
  • Theoretical investigation of the effects of the cushion on reducing underwater noise from offshore pile driving. Qingpeng Deng, Weikang Jiang, Wenzheng Zhang. Journal of the Acoustical Society of America. Vol. 140 (2016): 2780–2793.
  • Evaluate Shielding Design of the Brachytherapy Unit by Using Monte Carlo Simulation Code. Ramin Jaberi, Mohammad Hadi Gholami, Abdolazim Sedighi Pashaki, Alireza Khoshghadam. Journal of Modern Physics. Vol. 6 No. 7 (2015).
• Depth of the Deepest Drilling
  • 網路追追追／MY GOD! 地獄來的聲音？ 18 August 2003
  • Super Deep Boring Technology. Alexander Bolonkin, Joseph Friedlander and Shmuel Neumann. Geotechnical and Geological Engineering. Vol. 38 (2020): 1987–2007.
• Diameter of a Grain of Sand
  • A Simple Grain of Sand [pdf]. Roger van Cleef. Memphis Archaeological and Geological Society. Rockhound News. Vol. 48 No. 11 (2002).
  • How to (Maybe) Find Your Own Little Amazing Meteorite. SciShow Space. YouTube (2020).
• Diameter of a Human Hair
  • Google Scholar says this page has been cited over 20 times since it was published in 1999.
  • Single slit interference made easy with a strand of hair and a laser. Rebecca Messer. The Physics Teacher. Vol. 56 No. 1 (2018): 58.
  • Does the ocean produce oxygen? Know your ocean. Woods Hole Oceanographic Institution (n.d.).
  • A Social & Economic Assessment of the Shugart Solar Project [pdf]. Origis Energy. Report to the Maryland Department of the Environment (2019).
  • Assessment of Diesel Pollution in Inner West Contra Costa County [pdf]. Fanta Kamakaté. Pacific Institute (2005).
  • What can scientists learn from watching the human brain jiggle? Cameron Duke. Curiosity Daily Podcast. The Discovery Family of Networks (2020).
  • Ingredients: The Strange Chemistry of What We Put in Us and on Us. George Zaidan. New York: Dutton (2020).
  • Jo Ann Strobel v. Johnson & Johnson et al. California Courts of Appeal Decisions. First Appelate District. Division Four (2021).
• Diameter of an Igloo
  • Space Settlement Should Use 1 g Shielded Space Platforms, Not the 1/6 or 1/3 g Radiation Exposed Moon or Mars. Harry W. Jones. ICES 2021: 50th International Conference on Environmental Systems (2021). PDF copy here.
• Diameter of the Known Universe
  • The small bang theory: A complementary alternative to the big bang cosmology with implications for physics, biology, and chemistry. Bruce Kowiatek. International Journal of Frontiers in Science and Technology Research. Vol. 4 No. 1 (2023): 17–20.
• Diameter of a Snowflake
  • How Snowflakes Form. D News. YouTube (2013).
• Dielectric Strength of Air
  • Google Scholar says this page has been cited almost 30 times since it was published in 2002.
  • US Patent 7,569,112 Scanning probe apparatus with in-situ measurement probe tip cleaning capability. Lin Zhou, et al. (2009).
  • Peek's law. Encyclopedia. ChemEurope.com (n.d.).
  • Densely integrated microring-resonator based components for fiber-to-the-home applications [pdf]. Edwin Jan Klein. Washington, DC: Optica Publishing Group (2007).
• Electric Current through an Electric Chair
  • Death Penalty Links. Clark County (IN) Prosecuting Attorney's Office.
  • Death Penalty. The Info Service.
  • Death Row. CellPals (Prison Pen Pals).
• Energy of a Nuclear Explosion
  • Energy of a Nuclear Explosion. Free Republic. Somebody copied the entire article and posted it to their public forum. The irony of the word "Free" in "Free Republic" should not be missed.
• Energy Density of Aviation Fuel
  • DeltaHawk Diesel Engines
  • Assessing the Viability of Electrically Powered Flight in Military Operations. Major Eelco Tolsma. Journal of the Joint Air Power Competence Centre. Vol. 37 (2024).
  • Relaunching Ammonia: From Fertilizer to Energy Carrier in Northwest Europe [pdf]. Roelof Stam. The Hague, Netherlands: Clingendael International Energy Programme (CIEP) (2023).
  • Coffee Gold Mine, YESAB Project Proposal, Appendix 9-B Air Quality and Greenhouse Gas Emissions Intermediate Component Report, Volume II [pdf]. Tetra Tech Canada for Kaminak Gold Corp. (2017).
• Energy Density of Coal
  • US Patent Application number: 13/124,255. Production of Pure Lignin from Lignocellulosic Biomass. Kevin S. Wenger, et al. (2011).
  • Guidelines for the Conversion of Solid Fuel Underfed Boilers from Coal to Wood Pellet [pdf]. Bioenergy Association. Technical Guide 02 Version 2 (2018).
  • Cérès along the South coast of the Baltic sea, from Copenhagen to Tallinn. Thierry Courvoisier (2012).
  • Powerlines and America's Continuing Energy War [pdf]. Rik Gran. Physics and Society. Vol. 50 No. 1 (2021).
  • The Rationale for Biofuels [pdf]. Mark Crocker and Rodney Andrews. Thermochemical Conversion of Biomass to Liquid Fuels and Chemicals. RSC Energy and Environment Series (2010).
  • Lograr un crecimiento vigoroso, sostenido, sostenible e inclusivo [pdf]. Ricardo Hausmann. Chapter 5 in Repensar el desarrollo en América Latina y el Caribe (2025): 67–96.
• Energy Density of Diesel Fuel
  • Tactical Garbage to Energy Refinery (TGER). James J. Valdes and Jerry B. Warner. Sustainable Biotechnology. (2009): 83–103.
• Energy Density of Gasoline
  • The Applied Physics of Gasoline Engines, Part 1. Dwight E. Neuenschwander. SPS Observer. Vol. 48 No. 1 (2014).
• Focal Length of Eyeglasses
  • The Physics of Corrective Lenses. Miami University in Oxford, Ohio (n.d.).
• Force of a Golf Club on a Golf Ball
  • US Patent 7,156,754 Light-emitting golf ball. Ruud Dijkgraaf, et al. (2007).
• Force on a Runner's Foot
  • A Complete Core Workout for Runners. Paige Gibbens. Athletico Physical Therapy (2022).
• Frequency of Bee Wings
  • US Patent 7,150,124 Rabid animal control method. Denny George Constantine (2006).
  • Asynchronous and Self-Adaptive Flight Assembly via Electrostatic Actuation of Flapping Wings. Qi Mingjing, Zhou Kehan, Liu Zhiwei, Zhang Hengyu, Wu Yichuan, Zhu Yangsheng, Zhan Wencheng, Yang Yi, Wu Hongtao, Huang Jianmei, Yan Xiaojun, Lin Liwei. Advanced Intelligent Systems. Vol. 3 No. 11 (2021): 2100048.
  • Millions of Bees Die - Are Electromagnetic Signals To Blame? Sepp Hasslberger. Communication Agents Journal (2007).
  • Miel-Merd'in France [pdf]. One bee Phone Friche. Bellaciao (2014).
• Frequency of the Cosmic Microwave Background
  • The small bang theory: A complementary alternative to the big bang cosmology with implications for physics, biology, and chemistry. Bruce Kowiatek. International Journal of Frontiers in Science and Technology Research. Vol. 4 No. 1 (2023): 17–20.
• Frequency of Dolphin Sonar
  • DARPA/ONR Program [An Integrated Approach to Discrimination and Target Recognition]. Nathan Intrator. Tel Aviv University (1998).
• Frequency of a Microwave Oven
  • Adaptive Channels for Wireless Networks [ps]. Andrew G. Chiu. MIT (1999). PS stands for PostScript, which is a file type for communicationg with printers — something like PDF but much, much less popular.
• Frequency of a Police Radar Gun
  • Radar Gun, GunsnStuff
• Frequency Range of Human Hearing
  • Google Scholar says this page has been cited over 40 times since it was published in 2003.
  • AudioCheck.net. Stéphane Pigeon.
    • Low Frequency Range Check
    • High Frequency Range Check
    • Blind Testing a 11 kHz Upper Hearing Limit
    • Mosquito Tone Audibility Test
    • Perfect Pitch (Absolute Pitch) Test - Chromatic Scale
  • US Patent 8,031,058 Sound-emitting device. Howard Stapleton (2011).
  • SoundWave: using the doppler effect to sense gestures. Sidhant Gupta, Daniel Morris, Shwetak Patel, Desney Tan. CHI '12: Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (2012): 1911–1914.
  • Brain Biophysics: Perception, Consciousness, Creativity. Brain Computer Interface (BCI). Dariusz Man and Ryszard Olchawa. Biomedical Engineering and Neuroscience: Proceedings of the 3rd International Scientific Conference on Brain-Computer Interfaces (2018): 38–44.
• Frequency Range of Human Hearing
  • Google Scholar says this page has been cited over 40 times since it was published in 2003.
  • AudioCheck.net. Stéphane Pigeon.
    • Low Frequency Range Check
    • High Frequency Range Check
    • Blind Testing a 11 kHz Upper Hearing Limit
    • Mosquito Tone Audibility Test
    • Perfect Pitch (Absolute Pitch) Test - Chromatic Scale
  • US Patent 8,031,058 Sound-emitting device. Howard Stapleton (2011).
  • SoundWave: using the doppler effect to sense gestures. Sidhant Gupta, Daniel Morris, Shwetak Patel, Desney Tan. CHI '12: Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (2012): 1911–1914.
  • Brain Biophysics: Perception, Consciousness, Creativity. Brain Computer Interface (BCI). Dariusz Man and Ryszard Olchawa. Biomedical Engineering and Neuroscience: Proceedings of the 3rd International Scientific Conference on Brain-Computer Interfaces (2018): 38–44.
• Half‑Life of Plutonium‑239
  • Ages and Ages. Susan A. Kitchens. 2020 Hindsight (2002).
  • Oil Crash and You. Bruce Thomson. Thompson's Convince Sheet.
• Height of the Tallest Mountain
  • Ocean News, Issue 7. Jennifer Provencher. Bamfield Marine Sciences Centre (2007).
  • On the Measurement of the Earth: New Approaches to Our Planet's Distinctive Shape. Charles Helm and Paul Klenke. Cartographica: The International Journal for Geographic Information and Geovisualization. Vol. 54 No. 3 (2019).
  • Hawaii, The BIG Island. 4MyGypsySoul. Biggest Ball of String (2013).
  • Natural Environments and Their Connection to Mountain Tourism: Overview, Contextual Development and Areas of Focus [pdf]. Sydney Johnsen, and Harold Richins. Mountain Tourism: Experiences, Communities, Environments and Sustainable Futures. Boston: CAB International (2016).
• Height of the Tallest Tree
  • Waldspaziergang, Swiss Federal Institute for Forest, Snow and Landscape Research
• Highest Critical Temperature Superconductor
  • Re: what is latest superconductor with highest temp.invent till yet inworld [sic]? Eric Maass. MadSci Network (2002).
  • Advanced Stellar Propulsion Systems. Brian Fraser. Scriptural Physics (2022).
• Index of Refraction of Ice
  • The Cloud Model for Climate Change. Michael Nelson, David B. Nelson. International Journal of Geosciences. Vol. 15 No. 5 (2024).
• Ignition Temperature of Gasoline
  • Insultingly stupid movie physics. Tom Rogers. Naperville, Illinois: Sourcebooks Hysteria (2007).
  • Study on the grinding pressure and welding position on the spark distance. Lelis Gonzaga Fraga, Evangelino C. Gaio; Victor Soares, Agapito Pinus Franco Morato, and Leonardo Nolasco Sarmento. International Journal of Engineering Science Technologies. Vol. 9 No. 2 (2025): 1–10.
• Length of a Human DNA Molecule
  • BioINFORMatic: DNA Packaging. Casey Sears. YouTube (2009).
  • US Patent 7,234,414 Mastitis detection. Rodney Wayne Claycomb & David Simon Whyte (2007).
  • US Patent Application US12/377,404 Method of electrically detecting a biological analyte molecule. Zhiqiang Gao, Yi Fan, Xiantong Chen, and Jinming Kong (2007).
  • US Patent Application US12/680,290 Method of electrically detecting a nucleic acid molecule. Jinming Kong, Yi Fan, and Xiantong Chen (2007).
  • On the length, weight and GC content of the human genome. Allison Piovesan, Maria Chiara Pelleri, Francesca Antonaros, Pierluigi Strippoli, Maria Caracausi, and Lorenza Vitale. BMC Research Notes. Vol. 12 No. 106 (2019).
  • DNA. CreationDesign.org (n.d.).
  • Privacy and Progress in Whole Genome Sequencing. Presidential Commission for the Study of Bioethical Issues. Washington, DC (2012).
  • Zeno's Paradox of Immortality. S. Jay Olshansky and Bruce A. Carnes. Geriatrics and Gerontology. Vol. 59 No. 1 (2012): 85–92.
• Linear & Angular Speed of a CD
  • AS/A2 Physics Links: Unit 4 Waves and Our Universe: 01 Angular speed Period and frequency.
• Mass of an Adult
  • Could Elastigirl stop the METROLEV train in Incredibles 2? Sean Elliott, Rajvir Singha Flora. Journal of Interdisciplinary Science Topics. Vol. 8 (2019).
  • Stop the escalators: using the built environment to increase usual daily activity. John M. Westfall and Doug H. Fernald. Pragmatic and Observational Research. Vol. 2010 No. 1 (2010): 7–9.
  • The Theory of Unified Relativity for a Biovielectroluminescence Phenomenon via Fly's Visual and Imaging System. Philip Baback Alipour. arXiv:0710.0410 (2007).
• Mass of a Baseball
  • Regarding short wavelengths of light. Bad Astronomy Bulletin Board (n.d.).
  • Physical activity: The present in the context of the past. Robert M. Malina and Bertis B. Little. American Journal of Human Biology. Vol. 20 No. 4 (2008): 373–391.
• Mass of the Earth
  • Case Against Neal Adams Video 2, Part 1, Garth Meyer, 2008
  • Numerological relations between masses of Sun, Earth and Moon. Sekeldaja Ajaveeb (2013).
• Mass of Jupiter
  • Super Bowl bye week. Gregg Easterbrook, SuperBowl.com
• Mass of the Oceans
  • Issues associated with the formation of the ocean by SCP-045. Emily Burrows. Journal of Interdisciplinary Science Topics. Vol. 10 (2023).
• Mass of a Penny
  • Shuttle OK'd for launch despite foam loss. MSNBC (2006).
• Mass of a Tennisball
  • Goddard Tennis & Pickleball Club (2022).
• Melting Point of Butter
  • US Patent Application number 11/379,212. Compound Butter Sauce. David Martin Stemmle (2006). See §21.
• Number of Cars
  • The Flooded Earth: Our Future in a World Without Ice Caps. Peter D Ward (2010).
  • Downturn of Automakers. Park Kyu-tae. The Korea Times (2008).
  • Automobilism, Americanism, and the End of Fordism. Michael A. Peters. Chapter 2 in Obama and The End of the American Dream. Rotterdam: Sense Publishers (2012).
  • Do traffic controllers dream of electric cars? Nicholas Taylor. Opticon. Vol. 1826 No. 17 (2015).
  • Here is some scientific data that the UN, US government, the media and others won't show the public. Jack Hellner. American Thinker (2003).
• Number of Colors
  • Foresight: How the Chemistry of Life Reveals Planning and Purpose [pdf]. Marcos Eberlin. Seattle: Discovery Institute Press (2019).
• Number of Orchids
  • The orchid doctor is in. Melody Stone. Eureka Reporter (2008).
  • Love. Pat Said Adams (2015).
• Number of Neurons in a Human Brain
  • Horrors of Hell, Spendors of Heaven. Michael Yeager. 5 Fold Media LLC (2010).
  • IBM Working on Brain-Rivaling Computer. Slashdot (2002).
  • 10 Unsolved Mysteries of the Brain. David Eagleman. Discover Magazine (2007).
  • Improving Elementary School Math Education: Some Roles of Brain/Mind Science and Computers [pdf]. David Moursund (2004).
• Number of Personal Computers in the US
  • Generation blend: Managing across the technology age gap. Rob Salkowitz. Hoboken, New Jersey: Wiley (2008).
  • WarGames. Gabe Wardell, Erin O'Reilly, and Curtis Eames. Rated Gen X podcast (2024).
  • The Electricity Economy: New Opportunities from the Transformation of the Electric Power Sector [pdf]. Global Environment Fund (2008). Found on TerraWatts: New Power for the Planet.
• Number of Rats in New York City
  • In New York City, rats get a bad rap. Nicole He. Washington Square News (2008). Washington Square News is the weekly student newspaper of New York University.
  • New Yorkers vs. the Rat. Gotham Gazette (2007). Gotham Gazette is published by Citizens Union Foundation.
• Number of Species
  • Anne Carson: The Truth About God. René Schönthaler. Bookstove (2007).
  • The Problem With Kinds. SchrodingersFinch. YouTube (2009).
  • Biochemistry of the non-mevalonate isoprenoid pathway. Tobias Gräwert, Michael Groll, Felix Rohdich, Adelbert Bacher, and Wolfgang Eisenreich. Cellular and Molecular Life Sciences. Vol. 68 No. 23 (2011): 3797–3814.
• Number of Stars in the Milky Way
  • 10 Unsolved Mysteries of the Brain. David Eagleman. Discover Magazine (2007).
• Number of Words in the English Language
  • The Insecure Indexing Vulnerability: Attacks Against Local Search Engines. Amit Klein, Web Application Security Consortium (2005).
  • Using Old Testament Hebrew in Preaching: A Guide for Students and Pastors. Paul D. Wegner. Grand Rapids, Michigan: Kregel Inc. (2009).
• Period of the Sun's Orbit around the Galaxy (Cosmic Year)
  • Google Scholar says this page has been cited about 20 times since it was published in 2002.
  • Time and Time Again. Claiborne Ray. New York Times (2013).
  • What Will The Future Be Like? [Beyond Back to the Future]. The Imaginary Axis. YouTube (2015).
  • Relativity of Wavelength According to the Relative Velocity between the Observer and the Wave Source. Emad Y. Moawad. Research and Reviews: Journal of Space Science and Technology (RRJoSST). Vol. 10 No. 3 (2021).
  • Using a Radio Telescope for Developing Models in an Introductory Physics Course. John L. Makous and Kevin Bandura. The Physics Teacher. Vol. 59 No. 1 (2021): 38–40.
• Power of a Home
  • NPU competing for Scotland Dam license. James Mosher. Norwich Bulletin (2011).
  • Power and Efficiency [pdf]. Shopware. Part of the eight-part series Electricity: A 3-D Animated Demonstration (2008).
• Power of a Human Brain
  • How Much Energy Does Your Brain Use? Science Spectacle. YouTube (2021).
• Power the Stongest Laser
  • A Telescope Laser Creates an Artificial Star, Robert Nemiroff and Jerry Bonnell, Astronomy Photo of the Day, 7 February 2005
• Power of a Mutant: Storm from X-Men
  • Stan Lee on superhero science. Christine Hanefalk. The Other Murdock Papers - A Daredevil Blog (2008).
• Power Density of Solar Radiation
  • Insultingly stupid movie physics. Tom Rogers. Naperville, Illinois: Sourcebooks Hysteria (2007).
• Pressure in a Can of Soda
  • How Much is Inside Coca Cola? Rob.
  • What is the pressure inside of a soda can? Curious Scientist. YouTube (2020).
• Pressure in the Human Circulatory System
  • Factors influencing the diameter of human anterior and posterior intercostal arteries. David R. Kuhlman, Sadik A. Khuder, Richard D. Lane. Clinical Anatomy. Vol. 28 No. 2 (March 2015): 219–226.
• Pressure Under High Heels
  • Have Pantsuit, Will Travel. Patricia J. Williams. Madlawprofessor's Weblog (2008).
  • True History of Stilettos. NSFW! Daryl Champion. Something Dark (n.d.).
  • How can someone lie on a bed of nails without getting hurt? Tracy V. Wilson. HowStuffWorks (n.d.).
• Pressure Used to Create Artificial Diamonds
  • Naturoids: on the nature of the artificial, Massimo Negrotti
• Range of a Handgun Bullet
  • Trenton Twp. resident tired of target shooters, Lenny C. Lepola, Sunbury News, 8 April 2010
• Resistivity of Aluminum
  • US Patent 7,985,680, Method of forming aluminum-doped metal carbonitride gate electrodes, Toshio Hasegawa, et al. 2011
  • US Patent 8,026,168, Semiconductor device containing an aluminum tantalum carbonitride barrier film and method of forming, Tadahiro Ishizaka, et al. 2011
• Resistivity of Aluminum Oxide
  • A Resonance Tunable and Durable Lspr Nano-Particle Sensor: Al₂O₃ Capped Silver Nano-Disks. Daryoush Mortazavi, Abbas Z. Kouzani, Kristy C. Vernon. Progress in Electromagnetics Research. Vol. 130 (2012): 429–446.
• Resistivity of Glass
  • US Patent 7,192,844 Glass-based SOI structures. James G. Couillard, et al. 2007.
  • US Patent 7,605,053 Glass-based SOI structures. James G. Couillard, et al. 2009.
  • US Patent 7,838,935 Glass-based SOI structures. James G. Couillard, et al. 2010.
• Resistivity of Gold
  • US Patent Application 12/900,976. Self healing high energy glass capacitors. Michael Lanagan, et al. 2010.
  • Features of Radiation Heating Kinetics of Metal Plates under Fluctuation-Electromagnetic Friction. G.V. Dedkov. Journal of Experimental and Theoretical Physics (JETP) Letters. Vol. 121 (2025): 154–158.
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• Resistivity of Steel
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• Salary of a Baseball Player
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• Speed of a Bullet
  • It's time for more action, Sun St. Kitts & Nevis, Friday March 31 2006
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  • New Horizons rockets to Pluto, CNN, 19 January 2006
  • Why 'Star Wars' missile defence lives on, Debora Mackenzie, New Scientist, 24 September 2009
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• Speed of a Car: C'etait un Rendezvous
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• Speed of a Falling Raindrop
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• Speed of a Car: The French Connection
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• Speed of a Subway: Batman Begins
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• Speed of the Continental Plates
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• Speed of the Fastest Dog
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• Speed of the Fastest Human, Running
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• Speed of the Fastest Jai Alai Ball
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• Speed of the Fastest Tennis Ball
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• Speed of Light
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• Speed of the Milky Way in Space
  • Entrepreneur: Power, Myths and Magic. George J. Trovao
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• Speed of Nerve Impulses
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• Speed of a River
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• Speed of a Skydiver (Terminal Velocity)
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  • Modeling Falling and Skydiving, Angela B. Shiflet & George Shiflet, Wofford College
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  • Slashdot
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    • Skydiving from 25 Miles Up, Posted by michael on Sunday July 14, 2003 @04:17PM
  • spiky-haired dragon, worthless knight
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• Speed of a Snail
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  • Ready, steady, escargot, BBC
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• Speed of Sound in Water
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  • Ultra Sonic SCUBA Diver TrackingDevice Hardware, Christopher John Lindsley, Oregon State University, 2 June 2006
• Speed of the Sun
  • Interesting Facts about Galaxies, Stars, Solar Systems, Milky Way, Space, and The Visible Universe, MotoDom.com
• Speed and Mass of a Dodgeball (Dodgeball: A True Underdog Story)
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• Surface Area of Human Skin
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• Tension in Spider-Man's Webs
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• Temperature of a Blast Furnace
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• Temperature of a Blue Flame
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  • Burn This Book: Ignite a New Life With God, Garth Heckman
• Temperature at the Center of the Earth
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• Temperature of a Healthy Human (Body Temperature)
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• Temperature of a Healthy Human (Skin Temperature)
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• Temperature on Earth, Coldest
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• Temperature on Earth, Hottest
  • Re: Debian conference in the US? Don Armstrong, Fri 23 May 2003, Debian Mailing Lists.
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• Curie Temperature of Iron
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• Thickness of a Cell Membrane
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• Voltage of an Electric Chair
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• Voltage of an Electric Eel
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• >Volume of Bottled Water Consumption
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• Volume of Earth's oceans
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• Volume of Earth's Polar Ice Caps
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• Volume of a Human Lung
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• Volume of a Human Stomach
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• Volume of US Soft Drink Consumption
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• Wavelength Range of Visible Light
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