"Female hyenas don't have penises, but it sure looks like they do - and we still aren't quite sure why..."
posted by ant 6 years 7 months 3 weeks ago • 75 views • 3:27Videos (198) | Sift Talk (1) | Blogs (0) | Comments (1000) |
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) 6 years 8 months ago • 923 views • 4:46"Buffering..."
posted by ant 6 years 8 months ago • 23 views • 7:16YouTube: How do breathalyzers work? And will there ever be a breathalyzer for marijuana? As pot has become legal in several states, law enforcement has sought a method to detect marijuana use in drivers.... continue reading
posted by PlayhousePals 6 years 8 months ago • 173 views • 6:31What is beach wrack? And what role does it play in protecting the coastline during storms? Additional info: https://theoutershores.com/wrack-line/
posted by notarobot 6 years 8 months 2 weeks ago • 170 views • 4:04Computers store text (or, at least, English text) as eight bits per character. There are plenty of more efficient ways that could work: so why don't we use them? And how can we fit more text into less... continue reading
posted by Mordhaus 6 years 8 months 2 weeks ago • 64 views • 6:31"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 8 months 2 weeks ago • 70 views • 1:51YouTube: We have a garbage problem. Wouldn't it make sense to throw that trash into the nearest volcano?
posted by PlayhousePals 6 years 8 months 3 weeks ago • 25 views • 3:04Published on May 21, 2017 After four years of living off the grid we've gathered some wisdom we'd like to share with you. Please enjoy...ten MORE things we wish we'd known before we went off grid. ... continue reading
posted by Buck 6 years 9 months ago • 1,847 views • 10:28A campaign to identify the marchers spread on social media following the bloody right-wing rally in Charlottesville. The fallout for those who went to Charlottesville to march for hate has begun. Identify... continue reading
posted by newtboy 6 years 9 months 2 weeks ago • 265 views • 1:49"... Getting wet isn’t REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer,... continue reading
posted by ant 6 years 9 months 4 weeks ago • 30 views • 2:08YouTube description: They may look serene as they glide across the surface of a stream, but don't be fooled by water striders. They're actually searching for prey for whom a babbling brook quickly becomes... continue reading
posted by Aard Vark (oritteropo) 6 years 9 months 4 weeks ago • 358 views • 3:34YouTube description: When dancer David Chanishvili is on stage, he believes that he can fly. Indeed, he appears to glide through the air with ease while performing for the traditional Sukhishvili Georgian... continue reading
posted by Aard Vark (oritteropo) 6 years 9 months 4 weeks ago • 1,315 views • 2:33https://youtu.be/Zm6X77ShHa8 Beavers have done more to shape North American landscapes than any animal beside humans. We don’t notice them much today because there aren’t many left, but before colonization,... continue reading
posted by Aard Vark (oritteropo) 6 years 10 months 1 week ago • 1,121 views • 5:19"It’s all about active listening. This means to listen with your full attention by being in the moment, to listen with your eyes by reading the person’s body language, and most importantly, to listen... continue reading
posted by ant 7 years ago • 15 views • 12:31How do you measure big forces accurately? By calibrating your force transducer on the worlds biggest weight - 1,000,000 pounds of force. This machine ensures planes don't break apart, jets provide required... continue reading
posted by Mekanikal 7 years ago • 1,248 views • 5:45YouTube: You probably know where to pump the cheapest gas and how to get price comparisons online in seconds for headphones and cars. But how would you find the best deal on an M.R.I. or a knee replacement?... continue reading
posted by PlayhousePals 7 years 2 weeks ago • 82 views • 6:09"While pulling a load ..." YouTube: Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism.
posted by PlayhousePals 7 years 3 weeks ago • 282 views • 2:39The Magnus effect is an amazing phenomena: It can lift rotating objects up into the air, seemingly defeating gravity. Bruce Yeany brought out a cool video showing how to make flyers from paper cups... continue reading
posted by Mordhaus 7 years 1 month 1 week ago • 583 views • 6:40YouTube description: Should we double down or give up and go our separate ways? This video will probably not make everybody happy. Probably for completely opposite reasons. Some people want less... continue reading
posted by Aard Vark (oritteropo) 7 years 1 month 1 week ago • 458 views • 7:42