Plimpton 322 is the name given to a 3,800-year-old clay tablet discovered in Iraq in the early 20th Century by archeologist Edgar J Banks, the man believed to have inspired Indiana Jones. Over time this... continue reading
posted by newtboy 2 months 1 week ago • 48 views • 4:14Videos (24) | Sift Talk (0) | Blogs (0) | Comments (1000) |
Bee swarms solve problems by adhering to psychophysical laws, and make decisions democratically.
posted by newtboy 2 years 7 months 1 week ago • 93 views • 15:50The Collatz Conjecture is the simplest math problem no one can solve — it is easy enough for almost anyone to understand but notoriously difficult to solve.
posted by eric3579 2 years 9 months ago • 1,259 views • 22:09From Youtube, "In and out, in and out. Staying alive is about doing things. This very second, your cells are combusting glucose molecules with oxygen to make energy available, which keeps you alive for... continue reading
posted by w1ndex 3 years 5 months 2 weeks ago • 324 views • 11:05Neil 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 10 months 3 weeks ago • 556 views • 4:44The 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 3 years 11 months 2 weeks ago • 112 views • 5:44(H/T @eric3579)
posted by Aard Vark (oritteropo) 4 years 4 months 2 weeks ago • 775 views • 14:24YouTube description: Making a faster plane takes more than building better engines and structures. To go supersonic, engineers had to solve hundreds of problems -- including ditching one of the biggest... continue reading
posted by Aard Vark (oritteropo) 4 years 9 months 3 weeks ago • 537 views • 4:36YouTube description: While steel reinforcement solves one of concrete’s greatest limitations, it creates an entirely new problem: Corrosion of embedded steel rebar is the most common form of concrete... continue reading
posted by Aard Vark (oritteropo) 5 years 7 months ago • 251 views • 7:49Humans emit roughly 30 to 40 billion tons of the greenhouse gas, carbon dioxide, into the atmosphere each year. If we keep it up, Earth will continue to heat up and ultimately devastate our way of life. ... continue reading
posted by newtboy 6 years 10 months 4 weeks ago • 107 views • 2:18YouTube description: We're pretty good at inventing things, but stealing from nature is a great way to solve some problems! Hosted by: Michael Aranda (H/T @eric3579)... continue reading
posted by Aard Vark (oritteropo) 7 years 1 week ago • 368 views • 8:47Extreme Ownership | Jocko Willink | TEDxUniversityofNevada From YouTube: War is hell, but war is also a brutal teacher. War teaches you about brotherhood, honor, humility, and leadership. In this riveting... continue reading
posted by chicchorea 7 years 2 months 1 week ago • 115 views • 13:50Via YouTube: A new study led by the U.K.’s Queen Mary University has found that even relatively simple animals like bumblebees can teach other how to perform somewhat complex tasks such as pulling a... continue reading
posted by Gratefulmom 7 years 6 months ago • 595 views • 1:11Also, it's a jumping spider capable of leaping up to 50 times it's own length. Fortunately for us, Portia is a spider eating spider.
posted by Mordhaus 7 years 7 months 3 weeks ago • 1,674 views • 4:00Are you? From YouTube: https://www.youtube.com/watch?v=PqN_2jDVbOU "Geordie Rose, Founder of D-Wave (recent clients are Google and NASA) believes that the power of quantum computing is that we can... continue reading
posted by chicchorea 7 years 7 months 3 weeks ago • 850 views • 19:38I 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 9 months ago • 1,388 views • 4:32Know a simple way to solve Sudoku puzzles? If there is, let someone know! YT: Hackerdashery #2 Inspired by the Complexity Zoo wiki: https://complexityzoo.uwaterloo.ca/Co... For more advanced... continue reading
posted by Lumm 7 years 11 months 2 weeks ago • 912 views • 10:44YouTube description: View full lesson: http://ed.ted.com/lessons/the-psychology-behind-irrational-decisions-sara-garofalo Often people make decisions that are not “rational” from a purely economical... continue reading
posted by Aard Vark (oritteropo) 7 years 11 months 2 weeks ago • 144 views • 4:39- 1
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