The human immune system is the most complex biological system we know, after the human brain, and yet, most of us never learn how it works. Or what it is. Your immune System consists of hundreds of tiny... continue reading

posted by eric3579 4 months ago • 708 views • 10:48

From Youtube, "Paul demonstrates different things you might use as cover in a home defense situation. Paul's Patreon: https://www.patreon.com/user?u=5769301 This video was edited and uploaded by: Brad Nelson ... continue reading

posted by w1ndex 2 years 5 months 2 weeks ago • 27 views • 19:11

YouTube description: This millipede uses deadly cyanide gas to keep predators at bay. But one beetle can tolerate the toxic defense and rides the millipede like a bucking bronco. Who will win this showdown... continue reading

posted by Aard Vark (oritteropo) 2 years 7 months 2 weeks ago • 336 views • 4:33

YT: This is definitely one of the biggest lessons I have ever seen an armed robber get on camera, but it also teaches us about the line between self-defense and becoming an aggressor.

posted by Mekanikal 3 years 1 month 3 weeks ago • 1,127 views • 5:22

Columbus is a controversial historical figure who is widely viewed as terrible. Every year we question whether we should continue to have a day to celebrate his discovery. But as with most stories, his... continue reading

posted by Mordhaus 3 years 12 months ago • 329 views • 28:52

Brian explains why exactly it is that the Netherlands aren't under water. (H/T @eric3579)

posted by Aard Vark (oritteropo) 4 years 1 month 1 week ago • 1,186 views • 7:15

youtube- 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 4 years 2 months 3 weeks ago • 118 views • 15:59

Ewww Ewww EWWW!!! YouTube: When predators attack, daddy longlegs deliberately release their limbs to escape. They can drop up to three and still get by just fine.

posted by PlayhousePals 4 years 3 months 2 weeks ago • 881 views • 4:05

FROM YOUTUBE: Navy SEAL Jocko Willink on real martial arts. Keep in mind that he is an expert in Brazilian Jiu-Jitsu. 021117

posted by chicchorea 4 years 10 months ago • 1,243 views • 7:59

YouTube description: Colorado is known for its beautiful Rocky Mountains, but with mountains come snow and with snow come avalanches. Breckenridge Resort has a group of 6 dogs and handlers trained specifically... continue reading

posted by Aard Vark (oritteropo) 4 years 10 months 1 week ago • 187 views • 2:42

Trump says the F-35 is too expensive and he's not wrong. But this is what he's up against.

posted by Mordhaus 4 years 10 months 2 weeks ago • 294 views • 7:13

YouTube: We are masters at knowing how to lie to ourselves. We pay a heavy price for this self-deception.

posted by PlayhousePals 4 years 11 months 1 week ago • 388 views • 5:58

"Octopus ink is one of nature’s most theatrical defense mechanisms, but what is it made of? ..."

posted by ant 5 years 3 months 1 week ago • 23 views • 46 secs

YouTube: We’ve all seen those animals, “Oh my gosh! It’s so cute! I just want to cuddle with it!” Well stop it right now! Remember, that little cutie is a wild animal, so no cuddling. Also, you'll... continue reading

posted by PlayhousePals 5 years 5 months ago • 22 views • 9:53

"Cool as a Cucumber" as David goes off to do the Public presentation in the Defense of his Math Thesis at Stanford University. When he finished, he walked out of that room with his Doctorate in Mathematics.... continue reading

posted by newtboy 6 years ago • 34 views • 2:27

YouTube: Lots of plants make nectar to attract pollinators, but some make special, extra nectar pots outside their flowers to feed their bodyguards.

posted by PlayhousePals 6 years 3 weeks ago • 68 views • 3:29