Metals have a crystal structure. But they're not one big crystal, they're lots of small crystals called grains. The size of the grains affects the physical properties of the metal, like hardness, toughness,... continue reading

posted by newtboy 1 week 4 days ago • 130 views • 8:45

It's hard to know if she actually had a coherent point to make here--it sure didn't look like it. At the least, she was poorly served by her staff, which didn't educate her, didn't program her questions,... continue reading

posted by SFOGuy 2 months ago • 1,813 views • 2:12

From Youtube, "CREDITS: This video was made in collaboration with Benedikt Pleyer, who is a gifted microscopist and has a wonderful contagious passion for discovering the incredible worlds that exist... continue reading

posted by w1ndex 8 months 3 weeks ago • 266 views • 11:43

YouTube description: We know these cute little water bears can survive the vacuum of space but are they actually immortal? We'll explore that and other misconceptions about tardigrades in this week's... continue reading

posted by Aard Vark (oritteropo) 2 years 2 months 3 weeks ago • 352 views • 12:50

YouTube description: What are racing lines and how do they make you faster? Why is the racing line not as simple as the shortest, fastest or easiest path through a turn? What is the karting line? What... continue reading

posted by Aard Vark (oritteropo) 3 years 6 months 2 weeks ago • 835 views • 7:28

"Tardigrades, also referred to as "water bears," are eight-legged microscopic animals that are seemingly impossible to kill, having been found everywhere from Antarctica to the deep sea."

posted by Warren E. Hale (MrFisk) 4 years 7 months ago • 1,100 views • 4:10

YouTube: We have a very unhelpful tendency – when in relationships – to idealise what it was like being single. We should learn how to bear proper witness to our single days.

posted by PlayhousePals 4 years 7 months 4 weeks ago • 118 views • 3:02

Meet the binturong, aka "bearcat." With a face like a cat, a body like a bear, and a tail like a monkey, these reclusive creatures are pretty strange looking, and the strangeness doesn't end with their... continue reading

posted by newtboy 4 years 8 months ago • 529 views • 1:25

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 4 years 8 months 2 weeks ago • 347 views • 5:25

"Our field-tested experts will show you how to be the very best bear! ..."

posted by ant 5 years 2 months 1 week ago • 13 views • 1:40

Bears, Beets, Battlestar Galactica

posted by Mordhaus 5 years 4 months ago • 373 views • 2:11

YouTube: Celsius never devised nor used the scale that now bears his name.

posted by PlayhousePals 5 years 4 months 1 week ago • 209 views • 8:12

YouTube: It may not look like it sitting in that cute bear bottle, but honey is a supercharged bacteria-killing powerhouse!

posted by PlayhousePals 5 years 5 months 2 weeks ago • 723 views • 4:20

YouTube: Adorable, sure. But giant pandas present a conservation challenge like no other. Find out how the bears eke out an existence in the wild, and why they’re proving so hard to save.

posted by PlayhousePals 6 years 6 months 2 weeks ago • 129 views • 4:26

"Apparently, your biggest enemy is not lions and tigers and bears ..." YouTube: What were the first organisms to have sex? We may never know the answer, but as Bill Nye explains in this Big Think interview,... continue reading

posted by PlayhousePals 6 years 6 months 4 weeks ago • 234 views • 3:58

I've never seen a bear exhibit like THIS! Leave it to Seattle for ... whatever this is. Beware of the bears. YouTube Description: Produced by Kirsten Pisto At Woodland Park Zoo's Bear Affair, 700-pound... continue reading

posted by PlayhousePals 8 years 4 months 1 week ago • 141 views • 3:22

"Any bigger and it's just embarrassing."

posted by PlayhousePals 8 years 5 months 3 weeks ago • 2,035 views • 3:59

What do people do while waiting for wine grapes to ferment? Enjoy a beer, of course. Charlie Bamforth, the head of Malting and Brewing Science at UC Davis, explains beer-making and reveals how to pick... continue reading

posted by braschlosan 8 years 7 months ago • 203 views • 5:06