YouTube description: Comparing modern concrete to that of the western Roman empire. In this video, I discuss a few modern techniques that help improve design life of concrete, including roller compacted... continue reading

posted by Aard Vark (oritteropo) 6 months 2 weeks ago • 491 views • 9:34

YouTube description: Giant Mine sits near Yellowknife, in the Northwest Territories of Canada. Once it was a productive gold mine, but after the gold ran out, the mining company went bankrupt and left... continue reading

posted by Aard Vark (oritteropo) 11 months ago • 463 views • 4:34

YT: The National Institute of Standards and Technology, NIST, sells Standard Reference Materials, or SRMs for short. They're analysed, quantified, and certified substances: everything from metals, to elements,... continue reading

posted by Fantomas 1 year 8 months 3 weeks ago • 468 views • 4:13

Welcome to the US National Ice Core Laboratory in Denver, Colorado, where there's a giant freezer filled with 20km of ice cores from Greenland and the Antarctic. Here's why.

posted by Mekanikal 1 year 8 months 4 weeks ago • 1,209 views • 3:33

Here are a few quick yet informative stats about American's most famous bomber, the B-17 Flying Fortress. You'll also learn what the crews had to endure and all in under 2 minutes. Enjoy.

posted by Mordhaus 1 year 9 months 2 weeks ago • 37 views • 2:23

YouTube description: If you're sitting on a boat in Lake Constance, are you in three countries at once? Or just in one? Does it even matter? Because strangely, it turns out there are parts of the world... continue reading

posted by Aard Vark (oritteropo) 2 years 4 months 2 weeks ago • 550 views • 2:32

Similar to http://videosift.com/video/CrazyRussianHacker-shows-a-simple-way-to-make-clear-ice using a rectangular cooler and showing how to make clear ice in a block, rectangular prism, and a sphere.

posted by CrushBug 2 years 4 months 2 weeks ago • 884 views • 5:02

Warning: This video contains images some may find unsettling. The Mouse was purchased from a company that freezes them for snake food and donated to the channel.

posted by Mordhaus 2 years 5 months 3 weeks ago • 13 views • 2:46

You might think you're really hot when you're not. So taking off clothing might seem like a great idea, even though it's not.

posted by Mordhaus 2 years 6 months ago • 291 views • 4:03

YouTube: In freezing cold sand, a burning hot mine, or even inside solid rock – these extremophiles live anywhere that you wouldn’t want to live. What are they? How can they live in such extreme places?

posted by PlayhousePals 2 years 8 months ago • 13 views • 4:01

His girlfriend is a hell of a good sport. ------------------------------------------------------------ I made a freeze ray! Im basically a bonafide evil genius now. Freeze your cat, girlfriend, or... continue reading

posted by Mordhaus 2 years 9 months 2 weeks ago • 29 views • 4:36

YouTube description: Freezer burn, what's your deal? Why are you ruining our dinner plans? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ... continue reading

posted by Aard Vark (oritteropo) 3 years 3 weeks ago • 248 views • 1:47

Ugg! Hate it when that happens. YouTube: That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain

posted by PlayhousePals 4 years 7 months 3 weeks ago • 155 views • 2:48

Body functions explained.

posted by PlayhousePals 5 years 7 months 3 weeks ago • 158 views • 1:39