Accidentally filming triboluminescence by shooting two air cannons loaded with glass spheres directly at each other. https://en.wikipedia.org/wiki/Triboluminescence

posted by newtboy 1 year 2 months 2 weeks ago • 123 views • 22:27

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 2 years 1 week ago • 84 views • 14:21

MasterClass' newest offering. Written & directed by Kathleen Cameron Starring Jim Cameron

posted by newtboy 4 years 10 months 4 weeks ago • 13 views • 1:54

YouTube description: Wind can be one of the most critical and complicated loads on civil structures. The case of the Tacoma Narrows bridge is a well-known cautionary tale that’s discussed in engineering... continue reading

posted by Aard Vark (oritteropo) 6 years 7 months 3 weeks ago • 707 views • 8:48

This is probably the biggest loophole in German gun law: Because this arrow shooting airgun does not shoot a projetile THROUGH a barrel but OVER a barrel, the BKA (highest German authority on gun assessments)... continue reading

posted by Mordhaus 7 years 10 months 2 weeks ago • 333 views • 5:31

"While pulling a load ..." YouTube: Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism.

posted by PlayhousePals 7 years 11 months 3 weeks ago • 282 views • 2:39

The killer punch of the mantis shrimp is the fastest strike in the animal kingdom, a skill that goes hand in hand with its extraordinary eyesight. They can see an invisible level of reality using polarized... continue reading

posted by Mordhaus 8 years 5 months ago • 37 views • 4:00

"The human body is miraculous in so many ways! Let us show you just how miraculous by indulging you with loads of fact goodness about it..."

posted by ant 8 years 7 months 3 weeks ago • 18 views • 5:49

Unraveling the longstanding physics mystery of why spaghetti shatters into many pieces (instead of two) using ultra-slow-motion cameras

posted by blacklotus90 1 decade 3 months 3 weeks ago • 862 views • 7:00

How to Make a Paracord Bullwhip - a full length tutorial Oh...I don't know...used to be sand candles, pipes, macrame... At least you have a gift you can give a vegan or a Hindu. (Note: It's a joke...no... continue reading

posted by chicchorea 1 decade 6 months 3 weeks ago • 67 views • 1:19:28