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 1 week ago • 985 views • 2:32Videos (551) | Sift Talk (1) | Blogs (0) | Comments (1000) |
From Youtube, "This video is part of a series about climate change supported by Breakthrough Energy – a coalition founded by Bill Gates, that is working to expand clean-energy investment and support... continue reading
posted by w1ndex 3 years 9 months 4 weeks ago • 82 views • 10:36YouTube description: Tejas Sidnal is an architect who believes people in his profession have a responsibility to rid the world of air pollution. Which is why he founded Carbon Craft Design, a startup... continue reading
posted by Aard Vark (oritteropo) 3 years 10 months ago • 85 views • 2:25In this episode of Forgotten Failures, I take a look back at the long forgotten TV spinoff of "Blazing Saddles". This sitcom tried to capture the humor and success of the film that inspired it but would... continue reading
posted by newtboy 3 years 10 months ago • 941 views • 7:36YouTube description: Artists have abandoned artworks for many reasons throughout history. Guest host John Green shares some of his favorite unfinished artworks and explains why they resonate with him... continue reading
posted by Aard Vark (oritteropo) 3 years 10 months 2 weeks ago • 417 views • 9:42Zefrank gives his True Facts about Macaques. From Youtube, "CREDITS: MUSIC: https://soundcloud.com/querflote Thanks to Dr. Erin Riley, Dr. Kathryn Devaney, and Dr. Lauren Brent for their time helping ... continue reading
posted by w1ndex 3 years 10 months 2 weeks ago • 378 views • 10:20Video contains disturbing images and sound. Viewer discretion is advised. Atlanta Police have released bodycam and dashcam footage showing the moments leading to the fatal shooting of Rayshard Brooks... continue reading
posted by bobknight33 3 years 10 months 3 weeks ago • 36 views • 43:01Createk 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 10 months 3 weeks ago • 123 views • 2:51Neil discusses the difference between having knowledge and intelligence. With knowledge, you can memorize certain facts and have them on hand when certain questions arise. With intelligence you can figure... continue reading
posted by newtboy 3 years 11 months ago • 556 views • 4:44From 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 ago • 135 views • 9:43"We have to learn the controls somehow but still..."
posted by ant 3 years 11 months 1 week ago • 70 views • 3:36From Youtube, "Well... this took longer than expected. I am sorry you had to wait so long for me to finish this video, I had some reading to do, then write the video, record the audio, and then the... continue reading
posted by w1ndex 3 years 12 months ago • 19 views • 1:09:23NASA's current fleet of spacesuits was built in 1974, and each was reported to cost between $15 million and $22 million. Today, that would be about $150 million. Having not built any new mission-ready... continue reading
posted by bobknight33 4 years ago • 100 views • 10:41In 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 1 week ago • 430 views • 6:33From Youtube, " Review of Angle Vocabulary for Homeschooling Week because I have to teach today, but Half Life Alyx just came out. Twitter – @charlescoomber "
posted by w1ndex 4 years 1 month 1 week ago • 194 views • 16:54YouTube description: Kea, a type of parrot from New Zealand, have been surprising scientists with their smart predictions. Researchers set them a series of intelligence tests based around probabilities... continue reading
posted by Aard Vark (oritteropo) 4 years 1 month 3 weeks ago • 599 views • 4:21YouTube description: Ahmed Darwish el Fakhouri spends his days surrounded by olive oil soap stacked up high—each precious bar waiting to be wrapped and sold after a drying out period of two to three... continue reading
posted by Aard Vark (oritteropo) 4 years 2 months ago • 351 views • 2:24"Why does America's system for picking the president start in Iowa? Before Americans vote on the next president in November, both major political parties have to settle on a nominee. That process is... continue reading
posted by ant 4 years 2 months 2 weeks ago • 309 views • 8:03Convenience 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 ago • 3,015 views • 5:57For three centuries, farmers living in the remote mountains of northern Turkey have communicated great distances by whistling. It’s a language called kuş dili that is still used to this day, though... continue reading
posted by Mordhaus 4 years 3 months 1 week ago • 100 views • 2:41