An experiment to show that light acts as a particle with energy and mass.
posted by newtboy 9 months 2 weeks ago • 130 views • 58 secsVideos (47) | Sift Talk (0) | Blogs (0) | Comments (1000) |
A group of police recruits were hit be a car during a morning run. For some reason, a group of at least 40 recruits were running in the road instead of using sidewalks, without a permit, and were hit by a car. ... continue reading
posted by newtboy 1 year 6 months ago • 138 views • 2:07The story behind the most fascinating, hilarious and dramatic quests to find a mate and leave a lasting legacy. Some species need to overcome the challenges of a vast environment just to find a member... continue reading
posted by newtboy 2 years 6 months 3 weeks ago • 5 views • 3:18The multiverse hypothesis or theory holds that a group of multiple universes (possibly infinite universes) comprise everything that exists: The entirety of space, time, matter, energy, information, and... continue reading
posted by BSR 2 years 11 months 3 weeks ago • 143 views • 10:03Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading
posted by newtboy 3 years 9 months 3 weeks ago • 985 views • 2:32Createk third-arm : Supernumerary robotic arm powered by magnetorheological clutches and an hydrostatic transmission. Fast enough to compensate for human motions while being safe for physical human-robot interaction. ... continue reading
posted by newtboy 3 years 11 months ago • 123 views • 2:51From Youtube, "The sun. Smooth and round and peaceful. Except when it suddenly vomits radiation and plasma in random directions. These solar flares and coronal mass ejections, or CMEs can hit earth and... continue reading
posted by w1ndex 3 years 11 months 2 weeks ago • 135 views • 9:43Convenience stores around the world always have a large variety of sandwiches in stock. Here's how they're made in mass quantities.
posted by newtboy 4 years 3 months 1 week ago • 3,018 views • 5:57The Coffee Break video that started the uproar with Kurzgesagt. -Popular Science is science for the masses. The stock in trade is nifty insights and suprising facts, conclusions that amaze and astound.... continue reading
posted by newtboy 5 years 1 month ago • 914 views • 17:49YT: What wiped out the dinosaurs? Most of us were taught it was a killer asteroid—which is true. But it turns out there was more than one disaster movie playing at the cineplex that was Earth 66 million... continue reading
posted by Lumm 5 years 8 months 2 weeks ago • 122 views • 10:45In the mid-aughts, the police sergeant Ronald Watts knew how to exploit the lawlessness of the Ida B. Wells Homes. The Exoneration Project believes that he and his officers wrongly arrested hundreds of people.
posted by newtboy 5 years 12 months ago • 931 views • 7:06Bill nominates, perhaps only provocatively, James Bosnack's cigarette machine as the invention with the greatest economic impact on the 20th century. Cigarettes, as compared to pipes and cigars, are and... continue reading
posted by bobknight33 6 years 3 months ago • 90 views • 2:41I was going to tell a science fiction story about faceswapping, and mass blackmail. Then the news broke about unethical faceswapping videos, and software designed and marketed for creating them: and I... continue reading
posted by Mordhaus 6 years 3 months 1 week ago • 1,251 views • 6:41The upsides and downsides. YouTube: Size is the most under appreciated regulators of living things. Let us demonstrate that by throwing animals from buildings.
posted by PlayhousePals 6 years 9 months 1 week ago • 575 views • 6:40YouTube description: 23rd video of the Behind the Business Series. BIC is a corporation based in France best known for making ballpoint pens. It was founded in 1945 by Baron Marcel Bich and has become... continue reading
posted by Aard Vark (oritteropo) 6 years 10 months 2 weeks ago • 1,203 views • 10:33How 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 6 years 12 months ago • 1,248 views • 5:45Australia's Great Barrier Reef is the largest coral reef system in the world and the only living structure visible from space. Although ecosystem managers in Australia have worked hard to preserve the... continue reading
posted by Mordhaus 6 years 12 months ago • 541 views • 8:11