China used more concrete in 2 years than US used in last 20th century
posted by bobknight33 4 years 7 months ago • 164 views • 2:41Videos (472) | Sift Talk (1) | Blogs (0) | Comments (1000) |
YouTube description: It sounds ridiculous, but it's true. At the Cooper Union Foundation Building in New York, there's the world's first elevator shaft: constructed four years before the safety elevator... continue reading
posted by Aard Vark (oritteropo) 4 years 7 months 1 week ago • 731 views • 5:10From Youtube, "Anti-gravity is one of those controversial subjects that some say is more in the realm of science fiction than science fact with many physicists saying it's just not theoretically possible... continue reading
posted by w1ndex 4 years 7 months 3 weeks ago • 117 views • 14:25YouTube description: Yes, they might eat your brain, but there's a lot more to amoebas than that!
posted by Aard Vark (oritteropo) 4 years 8 months 1 week ago • 67 views • 10:26From Youtube, "Who FILES A LAWSUIT UNDER THE SEA? A depressed Plankton wakes up and goes to the Krusty Krab one morning without a plan to steal the Krabby Patty secret formula, telling Karen that... continue reading
posted by w1ndex 4 years 8 months 2 weeks ago • 48 views • 23:21YouTube description: This translucent Deepstaria jelly unfurled as it whorled and shapeshifted in currents created by ROV Hercules' thrusters. Its bright red resident isopod, a relative of the pillbug,... continue reading
posted by Aard Vark (oritteropo) 4 years 9 months ago • 793 views • 5:43YouTube 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) 4 years 9 months 1 week ago • 1,278 views • 2:37"... It sounds like such an incredible fact. “Our own cells are outnumbered by our microbes 10 to 1!” I don’t remember where I first heard it. But I read it in science papers and articles by journalists,... continue reading
posted by ant 4 years 9 months 3 weeks ago • 1,355 views • 13:23ClimateViewer 3D Tutorial - Live Earthquakes, Volcanoes, Fires, Satellites, and More!
posted by BSR 4 years 10 months 1 week ago • 11 views • 11:53YouTube description: As a quadriplegic, Álvaro Silberstein spent years believing he would never be able to visit Chile’s Torres del Paine National Park. Then, he discovered a wheelchair designed... continue reading
posted by Aard Vark (oritteropo) 4 years 10 months 1 week ago • 181 views • 2:57YouTube description: Aerosparx are a British aerobatics team that perform displays with fireworks attached to their wings. This is how they do it. More about Aerosparx: http://www.aerosparx.com/ ... continue reading
posted by Aard Vark (oritteropo) 4 years 10 months 1 week ago • 300 views • 6:32Imagine an enormous, lush rainforest teeming with life...in the Arctic. Well there was a time -- and not too long ago -- when the world warmed more than any human has ever seen. (So far) Produced in... continue reading
posted by newtboy 4 years 10 months 1 week ago • 445 views • 10:54YouTube description: 1.8 billion years ago, a cell ate another cell, but it didn't digest it, and without that happening, we would not exist. This week we explore the origins of eukaryotic cells and... continue reading
posted by Aard Vark (oritteropo) 4 years 11 months 1 week ago • 335 views • 10:00YouTube 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) 4 years 11 months 2 weeks ago • 483 views • 14:48YouTube description: Perhaps the most dramatic moment of Apollo 11's mission to the moon was when the Eagle began its final descent to the lunar surface and the Apollo Guidance Computer became overloaded.... continue reading
posted by Aard Vark (oritteropo) 4 years 11 months 2 weeks ago • 766 views • 7:18YouTube 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) 4 years 11 months 2 weeks ago • 861 views • 2:34YouTube description: Bob Ross painted more than 1,000 landscapes for his television show — so why are they so hard to find? Solving one of the internet’s favorite little mysteries.... continue reading
posted by Aard Vark (oritteropo) 4 years 11 months 2 weeks ago • 434 views • 10:50https://youtu.be/PZoaKzEXzi8 It's time to meet a single-celled organism that is bigger than a tardigrade! We'll learn how Stentors reproduce, why they look like trumpets, and why some of them are just SO BLUE! ... continue reading
posted by Aard Vark (oritteropo) 4 years 11 months 3 weeks ago • 599 views • 9:49YouTube description: Making a faster plane takes more than building better engines and structures. To go supersonic, engineers had to solve hundreds of problems -- including ditching one of the biggest... continue reading
posted by Aard Vark (oritteropo) 4 years 11 months 3 weeks ago • 537 views • 4:36