The F-15 was born from the difficult lessons learned during the Vietnam War. In the late 1950s, Air Force planners were confident that the advent of powerful new radars and long-range air-to-air missiles... continue reading
posted by eric3579 1 year 1 week ago • 83 views • 14:21Videos (23) | Sift Talk (0) | Blogs (0) | Comments (244) |
From Youtube, "You are not a person, you are a planet, made of roughly 40 trillion cells. There is so much of you, that if your cells were human-sized, you would be as big as 20 Mount Everests. For your... continue reading
posted by w1ndex 2 years 5 months 3 weeks ago • 313 views • 11:46During the evacuation of Gallipoli by the Allies, which started in December 1915, an ingenious invention was constructed on the battlefield by ANZAC forces to deceive the ottoman enemy into thinking a... continue reading
posted by Mordhaus 6 years 3 months 3 weeks ago • 102 views • 2:08On the morning of July 7, 1944, Captain Ben L. Salomon of the U.S. Army’s 105th Infantry, commissioned as a dentist, single-handedly held off a fierce attack of an overwhelming force of Japanese soldiers... continue reading
posted by Mordhaus 6 years 3 months 3 weeks ago • 44 views • 6:24youtube- 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 7 months 1 week ago • 119 views • 15:59How 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 11 months ago • 1,248 views • 5:45How does the President go from the White House to the UN headquarters in New York in just 1 hour?
posted by fuzzyundies 7 years 1 month 4 weeks ago • 443 views • 12:03After installing the Windows Anniversary Update for Windows 10 it would seem we picked up a lot more than we bargained for. There is a feature now that allows Microsoft to quietly install popular games... continue reading
posted by Mordhaus 7 years 5 months ago • 81 views • 13:57YouTube: Seriously, I really wanted to be a fighter pilot but the eye thing was a thing back then. Fortunately for you guys, if you're young and want to be a pilot.... and are willing to work hard to get... continue reading
posted by PlayhousePals 7 years 7 months ago • 283 views • 10:55Practice! YouTube: If most people got on a skateboard, they would roll forward slowly for a few feet, then fall down and break their wrists. But there are a proud few who can do some pretty amazing... continue reading
posted by PlayhousePals 7 years 7 months 4 weeks ago • 12 views • 3:11I invented the Bow Blower, a combination of the bow drill and forge blower to make a device that can force air into a fire while being easy to construct from commonly occurring natural materials using... continue reading
posted by Mordhaus 7 years 8 months 4 weeks ago • 1,388 views • 4:32Predominately found in South and Central America, the Leafcutter Ant is truly an amazing creature. The complexity of teamwork and organization displayed in their societies is 2nd only to human beings and... continue reading
posted by Mordhaus 7 years 11 months ago • 281 views • 8:09The US Preventive Services Task Force! YouTube: The US Preventive Services Task Force was created in 1984 to make evidence-based recommendations about clinical services, like screening, that comprise... continue reading
posted by PlayhousePals 8 years 3 months 2 weeks ago • 76 views • 7:25YouTube: SciShow News explains the forces at work behind the earthquake in Nepal, introduces you to a new species of dinosaur, and reveals a discovery in Antarctica.
posted by PlayhousePals 8 years 11 months 3 weeks ago • 116 views • 4:31Ketchup explained, animator clearly doesn't understand how french fries work.
posted by grinter 1 decade 2 weeks ago • 213 views • 4:29- 1
- »