YouTube description: It's an often told story about Apollo 12 getting struck by lightning, crippling the command module in flight and John Aaron in mission control figuring out the exact switch to flip... continue reading

posted by Aard Vark (oritteropo) 1 month 3 weeks ago • 233 views • 13:55

YouTube description: The Citicorp Center repair is a classic engineering case study of how mistakes must be avoided in engineering and construction of public works. A skyscraper in New York City needed... continue reading

posted by Aard Vark (oritteropo) 5 months 1 week ago • 1,268 views • 8:24

Sir David Attenborough explains how humans can take charge of our future and save our planet. -yt

posted by eric3579 7 months 1 week ago • 408 views • 8:28

YouTube description: Compliant mechanisms have lots of advantages over traditional devices. SimpliSafe is awesome security. It's really effective, easy to use, and the price is great. Check out SimpliSafe... continue reading

posted by Aard Vark (oritteropo) 8 months ago • 997 views • 12:52

"Elevator. It’s a fascination and a fear for many. Countless action movies and TV shows feature stuck elevators, fights in elevators, and, of course falling elevators. How many times when an elevator... continue reading

posted by ant 1 year ago • 165 views • 7:36

It's funny how some fight against the very thing that will save a nation.

posted by C-note 1 year 2 weeks ago • 86 views • 1:55

How much fuel does engine idling use? Does idling waste fuel? How much fuel does it take to start a car? Do engine start-stop systems save gas? The truth about engine start stop systems.

posted by bobknight33 1 year 2 months 1 week ago • 605 views • 7:15

In this video we show a way to remove rusted bolts and fasteners from a flat head ford V8 with a cool tool that we purchased. Its called the Mini-Ductor by Venom. We haven't had this tool very long but... continue reading

posted by Mordhaus 1 year 5 months 3 weeks ago • 34 views • 2:38

YouTube description: If you're landing a rocket then waiting to the last minute slamming on the brakes actually saves fuel over slower, more considered approaches to landing.... continue reading

posted by Aard Vark (oritteropo) 1 year 8 months 3 weeks ago • 624 views • 8:50

The reason they need weevil greenhouses is that the Brazilian weevils don't like Texan winters, and tend to die off over winter. If they mentioned it in this video I missed it. YouTube description: ... continue reading

posted by Aard Vark (oritteropo) 2 years 1 week ago • 970 views • 3:44

Instead of Punishing People YouTube: Substance abuse and addiction are terrible for addicts health, and they're really tough on family and friends. Addiction also drives up the violent crime rate, and... continue reading

posted by PlayhousePals 2 years 4 months ago • 683 views • 5:37

Humans 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 2 years 5 months 2 weeks ago • 105 views • 2:18

Also, James Bond in Goldeneye

posted by Mordhaus 2 years 6 months 1 week ago • 514 views • 4:36

I built a water powered hammer called a “Monjolo”. I started by making a water spout from half a hollow log to direct water from the creek. This was set up in the creek and water flowed through it.... continue reading

posted by Joe Motion (lurgee) 2 years 6 months 2 weeks ago • 1,206 views • 8:51

YouTube description: In the high-altitude city of La Paz, Bolivia, rates of heart problems dwarf those of cities at sea level. But an unexpected partnership between medicine and art is helping address... continue reading

posted by Aard Vark (oritteropo) 2 years 6 months 3 weeks ago • 55 views • 3:08

I built this pottery kiln and some pottery from termite mound clay to test an alternative clay source to my usual one from the creek bank. I started by making a large grate from ordinary clay. It was just... continue reading

posted by Mordhaus 2 years 7 months 3 weeks ago • 413 views • 11:27

Via YouTube: Fewer than three dozen Gobi bears survive in the Gobi Desert, a harsh landscape that stretches from Mongolia into China. Journalist and wildlife biologist Douglas Chadwick describes the efforts... continue reading

posted by Gratefulmom 2 years 9 months 1 week ago • 346 views • 5:25

This scientist about to retire when he found a way to save the planet. Very cool

posted by Gratefulmom 2 years 9 months 2 weeks ago • 542 views • 3:19