YouTube description: People get nervous when they see Märten Ajne ice skating. He intentionally skates on extremely thin ice. Ajne has pursued this dangerous hobby for 40 years and has skated on more... continue reading

posted by Aard Vark (oritteropo) 2 years 11 months 3 weeks ago • 855 views • 2:34

YouTube description: Cliff explains his passion for two Friden EC-132s. Extra discussion and explanation at: https://youtu.be/HwZO4EXMMm0 More Cliff videos: http://bit.ly/Cliff_Videos Calculator... continue reading

posted by Aard Vark (oritteropo) 4 years 7 months ago • 1,022 views • 9:20

YouTube description: This is how we go from single cells to people. EVO-DEVO Huxley B. Mac. Oh Carroll, Carroll Gould, Stephen Jay yeah D-D-D-D-Davidson and Peter See One cell divide and... continue reading

posted by Aard Vark (oritteropo) 4 years 9 months 1 week ago • 919 views • 4:46

Dr James Grime and a handy trick for checking calculations. Ditch the nines...

posted by Mordhaus 4 years 9 months 3 weeks ago • 460 views • 8:04

Destin and friends calculate where best to catch the ISS transitting the sun during the 2017 eclipse.

posted by nanrod 4 years 10 months 2 weeks ago • 754 views • 8:39

What if you can't calculate a 36 degree angle on the fly? I am still not sure if this isn't a parody. Does anyone not know how to slice a pizza?

posted by Mordhaus 5 years 4 months 3 weeks ago • 299 views • 56 secs

The Christmas Number One is a British tradition: but it's one that's having to go through some changes -- because not many people buy music any more. Here's how the charts are calculated these days, and... continue reading

posted by Mordhaus 5 years 6 months 2 weeks ago • 508 views • 3:21

YouTube: Virtual particles are a way of talking about fields and their interactions as though particles are doing all the work. This is why there is some controversy around using the term 'virtual particles'.... continue reading

posted by PlayhousePals 5 years 10 months ago • 25 views • 8:43

YouTube description: Bill reveals the stunning engineering underlying the design of a diaper. He describes the five layers of a diaper, including the superabsorbent polymer in the diaper's core. He... continue reading

posted by Aard Vark (oritteropo) 6 years 3 weeks ago • 337 views • 6:34

120 years old. Not bad.

posted by nock 6 years 4 months 1 week ago • 304 views • 8:33

"Michael Jordan’s legendary slam dunk from the free throw line has been calculated at 0.92 seconds of pure hang time. But how many seconds could Jordan have gotten were he doing the same jump on Mars?... continue reading

posted by messenger 6 years 12 months ago • 42 views • 3:46

YouTube: Hanu Dixit music: https://www.youtube.com/user/HanuDixit0003 Vsauce video about the FRAME RATE of the eye: https://www.youtube.com/watch?v=buSaywCF6E8 Feature Film numbers [PDF]: http://www.uis.unesco.org... continue reading

posted by Janine V. (Lilithia) 8 years 3 months 3 weeks ago • 383 views • 9:43

From YT: How does a transistor work? Our lives depend on this device. When I mentioned to people that I was doing a video on transistors, they would say "as in a transistor radio?" Yes! That's exactly... continue reading

posted by mxxcon 8 years 11 months 3 weeks ago • 55 views • 6:00

YouTube Description: This is dedicated to Vihart - she may be the only person who can solve this.LYRICS:Vihart, Vihart,You won, my heartWith a spirally spiralling videoAnd now I@m writing this to let... continue reading

posted by nanrod 9 years 11 months 2 weeks ago • 807 views • 3:29

It's the time it would take for a model universe to completely reset itself back to a previous state.

posted by messenger 9 years 11 months 3 weeks ago • 635 views • 12:04

Find out some interesting bits of info about the largest planet in our solar system. Including how Jupiter was used to calculate the speed of light, different facts about Io, Europa, Ganymede and Callisto,... continue reading

posted by reiwan 1 decade 2 years 5 months ago • 1,071 views