Red 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 • 2:32Videos (25) | Sift Talk (0) | Blogs (0) | Comments (1000) |
From Youtube, "A wolf pulling over a wolf" Michael Lawrence got pulled over by a white cop in Prince Georges County, Maryland Michael's advice will hopefully save black AND white lives, make sure... continue reading
posted by w1ndex 3 years 10 months 2 weeks ago • 1,114 views • 3:57Createk 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 • 2:51The stereotypical modern playground — with its bright colors and rubberized flooring — is designed to be clean, safe, and lawsuit-proof. But that isn't necessarily the best design for kids. US playground... continue reading
posted by BSR 4 years ago • 112 views • 5:44In most developed countries, workers have the right to a certain number of paid sick days. It’s a policy that isn’t rooted in just generosity — during pandemics like the novel coronavirus, it can... continue reading
posted by newtboy 4 years 1 month 3 weeks ago • 430 views • 6:33From Youtube, "The logistic map connects fluid convection, neuron firing, the Mandelbrot set and so much more. Animations, coding, interactives in this video by Jonny Hyman
posted by w1ndex 4 years 3 months 2 weeks ago • 1,113 views • 18:39"... 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 4 years 9 months 1 week ago • 18 views • 6:55YouTube description: A bisected grape in the microwave makes plasma. But how does it work? A grape is the right size and refractive index to trap microwaves inside it. When you place two (or two halves)... continue reading
posted by Aard Vark (oritteropo) 5 years 2 months 4 weeks ago • 732 views • 8:16"NASA's Curiosity Mars Rover has already descended from Vera Rubin Ridge, a region of Mount Sharp that it has been exploring for more than a year. But before it left, the rover took a 360-degree panorama... continue reading
posted by ant 5 years 3 months ago • 10 views • 1:31Powerhouse Museum – Museum of Applied Arts and Sciences in Australia has created an incredible interactive area for kids, including giant wall screens that display scanned drawings made by the children... continue reading
posted by b4rringt0n 6 years 1 month 1 week ago • 346 views • 1:36YouTube description: This video is about Simpson's paradox, a statistical paradox and ecological fallacy where seemingly contradictory results are implied by a single set of data depending on how it's... continue reading
posted by Aard Vark (oritteropo) 6 years 6 months 2 weeks ago • 1,980 views • 4:40YouTube description: Isn't it a problem to handle powerful magnets with iron in our blood? Let's find out! This video was sponsored by https://brilliant.org/Brainiac75/ The D200xH50 mm neodymium... continue reading
posted by Aard Vark (oritteropo) 6 years 6 months 3 weeks ago • 684 views • 9:46youtube- TEDx Talks Published on Sep 7, 2017 Imagine a global "Hive Mind" that can tap the knowledge, wisdom, insights, and intuitions of millions of people, and produce a super-intelligence that is... continue reading
posted by Buck 6 years 8 months ago • 119 views • 15:59Uhoh YouTube: Prescription drugs are pretty awesome. They improve lives all the time. But it is possible to take too many. Over time, as patients are prescribed more an more ongoing medications, it's... continue reading
posted by PlayhousePals 6 years 10 months 3 weeks ago • 80 views • 6:59Published on Jan 18, 2017 MIND FIELD: ISOLATION What happens when your brain is deprived of stimulation? What effect does being cut off from interaction with the outside world have on a person? What... continue reading
posted by bobknight33 7 years 2 months 1 week ago • 185 views • 34:46I'm both
posted by PlayhousePals 7 years 7 months ago • 323 views • 4:18Bean water here I come!
posted by PlayhousePals 7 years 7 months 1 week ago • 1,141 views • 1:13YouTube: Virtual particles are a way of talking about fields and their interactions as though particles are doing all the work. This is why there is some controversy around using the term 'virtual particles'.... continue reading
posted by PlayhousePals 7 years 8 months 1 week ago • 26 views • 8:43The ongoing study is part of a growing interest in coral fluorescence among the scientific community. Coral Fluorescence was recently found to be a strong indicator of coral health, and coral fluorescence... continue reading
posted by newtboy 7 years 11 months 3 weeks ago • 127 views • 4:05Sacks of Water, prepare to have your minds blown. From YouTube: "Does water have a fourth phase, beyond solid, liquid and vapor? University of Washington Bioengineering Professor Gerald Pollack... continue reading
posted by chicchorea 8 years 4 months 4 weeks ago • 1,037 views • 24:15- 1
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