A high school teacher didn’t expect a solution when she set a 2,000-year-old Pythagorean Theorem problem in front of her students. Then Calcea Johnson and Ne’Kiya Jackson stepped up to the challenge.
posted by newtboy 3 months 2 weeks ago • 174 views • 13:19Videos (38) | Sift Talk (0) | Blogs (0) | Comments (1000) |
UC Davis and other institutions have been experimenting with seaweed added to cattle feed to reduce methane emissions. Results are very encouraging, showing reductions in methane production from between... continue reading
posted by newtboy 1 year 8 months 3 weeks ago • 145 views • 1:31In this video, Vaclav will teach you how to read Prague Astronomical Clock, step by step. You will learn how to read the Old Czech Time, Old German Time, Babylonian Time, and Vaclav will also tell you... continue reading
posted by BSR 1 year 9 months 1 week ago • 28 views • 6:26The Scientist's Warning is a film about the journey one scientist takes after one of his research papers sparks a global movement to address the challenges facing our planet. Both scientists and citizens... continue reading
posted by newtboy 1 year 10 months ago • 120 views • 35:36This month a paper came out that honestly chilled me. It was about tipping points in climate - a well-known concept that the climate can change abruptly if certain conditions are met in certain elements... continue reading
posted by newtboy 2 years ago • 78 views • 11:01New York Nuclear PSA tells citizens what to do in case of an attack NYC Emergency Management shares important steps for New Yorkers to follow if a nuclear attack occurs.
posted by BSR 2 years 2 months 2 weeks ago • 295 views • 1:36This crew was living in a pile of furniture behind an apartment building in Brooklyn, NY. It's a very common scene during the summer months - so what do you do? This video walks through the steps you... continue reading
posted by eric3579 2 years 9 months 1 week ago • 97 views • 14:40In this video we show you the new kind of artificial muscles that don't explode after puncture but just bleed without a visible decrease of performance. We also present our robotic arm. Since the last... continue reading
posted by newtboy 2 years 11 months 1 week ago • 157 views • 1:47What if a Passenger was the ONLY one left to land the plane? Could a passenger theoretically do it, without ANY previous knowledge or training? In todays Special video, I will go through the required... continue reading
posted by BSR 4 years 11 months 1 week ago • 25 views • 31:56YouTube description: Hi :) I’m a student in Network & Systems Engineering (Robots, networks and programming and stuff) and I built a dinosaur in my spare time. I got the idea in my head, thought... continue reading
posted by Aard Vark (oritteropo) 5 years 1 week ago • 1,278 views • 2:37"... Step aboard Discovery and explore the space shuttle in 360. National Air and Space Museum and Google Arts & Culture have teamed up to bring a piece of Hubble’s history to life like never before.... continue reading
posted by ant 5 years 1 month 2 weeks ago • 18 views • 6:55YouTube description: Something about the Apollo missions always confused me, sure, the step off of the lunar lander’s 91 cm footpad was a small step, but the step just before that was actually enormous! ... continue reading
posted by Aard Vark (oritteropo) 5 years 2 months 1 week ago • 483 views • 14:48This successful test of the upgraded and now human rated Dragon capsule is the first step towards the USA being able to send astronauts to the ISS without hitching a lift on Russian Soyuz spacecraft. ... continue reading
posted by Aard Vark (oritteropo) 5 years 6 months 3 weeks ago • 516 views • 4:57YouTube description: What would it be like if our eyes could see more colors? We may never be able to answer that, but we can build devices that can do the work for us. Over the last three weeks we've... continue reading
posted by Aard Vark (oritteropo) 5 years 8 months 3 weeks ago • 450 views • 9:29YouTube description: I graduated from Advanced Helo Underwater Egress Training at Marine Corps Base Hawaii. When life gets hard THINK CLEARLY, and take small steps towards safety. Please subscribe... continue reading
posted by Aard Vark (oritteropo) 5 years 11 months 1 week ago • 1,831 views • 11:19YouTube description: Ross MacDonald makes his paper by making paper. For the last 25 years, he’s created tens of thousands of paper props for movies and television shows like “Baby’s Day Out,”... continue reading
posted by Aard Vark (oritteropo) 5 years 11 months 2 weeks ago • 2,158 views • 5:31Meet two of the first catastrophic spinal cord injury patients in the world able to take steps on their own following epidural stimulation and rehab. Researchers at the University of Louisville are making... continue reading
posted by Mordhaus 6 years ago • 20 views • 3:01YouTube description: A fractal pattern is a kind of equation occurring all around us in nature. So what's a fractal and what does it have to do with nautiluses, romanesco broccoli, Star Trek II: The... continue reading
posted by Aard Vark (oritteropo) 6 years 2 months 1 week ago • 442 views • 2:09If you're in Canada, you need good winter boots. But how do you know whether they're actually safe, or whether you'll fall over the first time you step on ice? This is WinterLab, part of the Challenging... continue reading
posted by Mordhaus 6 years 3 months 2 weeks ago • 36 viewsSir Patrick Stewart was an integral part of Fox’s X-Men franchise for 17 years as Professor Charles Xavier, but he announced earlier this year he’d be stepping down from the role, after deeming Logan... continue reading
posted by Mordhaus 6 years 4 months ago • 465 views • 4:09- 1
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