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There's been a few stories recently about detonation engines and how they're supposed to be superior to traditional jet or rocket engines. So, what is a detonation engine, what's the difference between... continue reading
posted by newtboy 3 years 11 months 1 week ago • 25 views • 11:14NASA'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 3 years 11 months 3 weeks ago • 100 views • 10:41In the debut episode of the Logistics of D-Day we explore the logic and planning that resulted in Normandy being chosen as the location for the largest amphibious invasion in the history of human kind. -yt
posted by eric3579 3 years 11 months 3 weeks ago • 803 views • 14:54On a hike looking for rare limestone endemic plants in Death Valley, we spotted the wreckage of a plane! After several hours of hiking and many interesting plants, we managed to scramble over to the wreck.... continue reading
posted by eric3579 3 years 11 months 4 weeks ago • 1,776 views • 5:01YouTube description: People use boats for all kinds of reasons, and in the same way, there are all kinds, shapes, sizes, and ages of locks used for waterway navigation across the world. Freight is big... continue reading
posted by Aard Vark (oritteropo) 4 years 2 weeks ago • 248 views • 10:37Michael Osterholm is an internationally recognized expert in infectious disease epidemiology. He is Regents Professor, McKnight Presidential Endowed Chair in Public Health, the director of the Center for... continue reading
posted by eric3579 4 years 1 month 2 weeks ago • 1,286 views • 6:59From Youtube, "A brief overview of this ingenious method of compressing air using only the power of water. The way a trompe harnesses the power of water to generate compressed air with no moving parts... continue reading
posted by w1ndex 4 years 3 months 1 week ago • 1,217 views • 8:50(H/T @eric3579)
posted by Aard Vark (oritteropo) 4 years 3 months 1 week ago • 281 views • 15:19(H/T @eric3579)
posted by Aard Vark (oritteropo) 4 years 4 months 2 weeks ago • 775 views • 14:24Why do all the pictures you take underwater look blandly blue-green? The answer has to do with how light travels through water. Derya Akkaynak, an oceangoing engineer, has figured out a way to recover... continue reading
posted by newtboy 4 years 5 months 1 week ago • 1,586 views • 3:56YouTube description: There’s no telling what you can do when you put your mind to it. Take Richard Hull, he built a small-scale fusion reactor—in a shed, in his backyard. A retired electronics engineer,... continue reading
posted by Aard Vark (oritteropo) 4 years 5 months 2 weeks ago • 1,462 views • 3:32We went inside this exclusive R&D lab to see an engineering marvel that's about to shake up Silicon Valley.
posted by bobknight33 4 years 5 months 4 weeks ago • 82 views • 11:52