"Pacific mole crabs, also known as sand crabs, make their living just under the surface of the sand, where they're safe from breaking waves and hungry birds. Some very special physics help them dig with... continue reading
posted by ant 5 years 6 months 2 weeks ago • 90 views • 3:52Videos (80) | Sift Talk (0) | Blogs (0) | Comments (1000) |
In this video, Tim demonstrates a variety of Lenz's Law demonstrations. At its simplest, you can just drop a magnet down a metal tube, maybe made of copper or aluminium, and be surprised at how slowly... continue reading
posted by Mordhaus 5 years 8 months ago • 968 views • 6:01Here's a fast method to find the center of boards and other objects without using a tape measure or figuring math! In 2 minutes you'll learn how to use a speed square or combination square (VERY common... continue reading
posted by BSR 5 years 8 months 1 week ago • 26 views • 2:27The Lamborghini Miura is regarded by many to be the world’s first supercar. It set the car world on fire with its groundbreaking mid-engine layout, monster performance, and looks that could kill. Join... continue reading
posted by Joe Motion (lurgee) 5 years 8 months 1 week ago • 94 views • 12:42I fucking love this show!
posted by Joe Motion (lurgee) 5 years 8 months 2 weeks ago • 80 views • 8:37Retired astronaut Chris Hadfield helps debunk (and confirm!) some common myths about space. Is there any sound in space? Does space smell like burnt steak? Is NASA working on warp speed?
posted by Mordhaus 6 years ago • 32 views • 11:33More and more pitchers are throwing triple digits. The fastest of them tops out at 105 MPH. WIRED examines why the 110 MPH fastball is almost impossible.
posted by Mordhaus 6 years ago • 229 views • 9:46YouTube description: Olympic ski jumper Sarah Hendrickson is no stranger to soaring through the skies. She’s been taking flight for 15 years, jumping from dizzying heights and sliding downhill at... continue reading
posted by Aard Vark (oritteropo) 6 years 2 months 2 weeks ago • 336 views • 2:23Concorde had a cruising speed of 2,179 kilometers or 1,354 miles per hour, which was Mach 2 - twice the speed of sound. A New York to London flight would only take 3 hours, therefore making it much... continue reading
posted by Mordhaus 6 years 3 months 2 weeks ago • 57 views • 2:58From YT: 2014Footage of the rare event when the Space Station crosses the face of the Moon. The station flies at a speed of 30000km/h, meaning it takes about half a second to traverse the Lunar face.... continue reading
posted by Nephelimdream 6 years 4 months 3 weeks ago • 734 views • 1:12In which Derek drives a replica of the first internal combustion engine car patented by Karl Benz in 1886 and talks about how cars have improved since then (claims about Nazi speed records on public roads... continue reading
posted by Aard Vark (oritteropo) 6 years 5 months ago • 476 views • 9:14YouTube description: Ever wondered how they film a tank shell in flight for over 100m meters like it was travelling at walking speed or the instant of a nuclear explosion. In this video, I look at... continue reading
posted by Aard Vark (oritteropo) 6 years 5 months 2 weeks ago • 1,678 views • 7:14I built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading
posted by Mordhaus 6 years 5 months 4 weeks ago • 454 views • 5:46YouTube 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) 6 years 6 months 4 weeks ago • 923 views • 4:46See Through Suppressor in Super Slow Motion (110,000 fps) - Smarter Every Day 177
posted by bobknight33 6 years 7 months ago • 906 views • 9:44"During a hurricane you usually hear meteorologists refer to its intensity by categories. If you don't know the difference between a category 1 and a category 5 hurricane, The Weather Channel meteorologist... continue reading
posted by ant 6 years 7 months 2 weeks ago • 70 views • 1:51