YouTube description: This Valentine’s Day, send a little love to your bacterial buddies! Our microbes keep us healthy, but some bacteria give their animal companions superpowers, like immunity to... continue reading

posted by Aard Vark (oritteropo) 5 years 2 months 1 week ago • 245 views • 12:11

YouTube description: Join David Lama from advanced basecamp to summit on his successful solo push for the first ascent of Lunag Ri, a previously unclimbed peak of 6.907meters on the borderline between... continue reading

posted by Aard Vark (oritteropo) 5 years 4 months 3 weeks ago • 518 views • 3:24

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) 5 years 5 months 3 weeks ago • 495 views • 9:34

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 5 years 6 months 2 weeks ago • 1,129 views • 5:22

How long does it take to learn guitar? Here is my first 1 year guitar progress from absolute beginner. I'm adult beginner and start my learning at March 27 2017 when I took the guitar for the first time... continue reading

posted by b4rringt0n 5 years 11 months ago • 1,630 views • 6:08

Between 1950 and 1970 the number of deaths on Sweden's roads more than doubled. Today though, it has one of the world’s lowest rates of traffic fatalities. This is the story of how the Swedish Government... continue reading

posted by b4rringt0n 5 years 11 months ago • 1,871 views • 3:31

How to DAD creator Jordan Watson takes a break from explaining how to Dad to explain the difference between Australia and New Zealand. This is part 2, but he should have called it version 2 because it's... continue reading

posted by Aard Vark (oritteropo) 6 years 1 month ago • 420 views • 4:26

YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading

posted by nanrod 6 years 3 months ago • 524 views • 9:05

YouTube description: Duh, except for the sky… and the ocean… Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals? They are few and far... continue reading

posted by Aard Vark (oritteropo) 6 years 3 months 1 week ago • 606 views • 8:27

YouTube description: Real indigo-dyed clothing is not like the blue you know. Richer than the chemical blues used on most fabrics today, real indigo dye comes from a plant and has a surprising range... continue reading

posted by Aard Vark (oritteropo) 6 years 3 months 3 weeks ago • 1,390 views • 3:05

Robert Levin plays the third movement of Mozart's Sonata No. 17 in B flat major K 570, and talks about the differences between the instrument it was composed on and the pianos typically used today and... continue reading

posted by Aard Vark (oritteropo) 6 years 5 months 1 week ago • 1,129 views • 4:37

I built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading

posted by Mordhaus 6 years 5 months 4 weeks ago • 454 views • 5:46

The dramatic differences between American & Japanese gun availability.

posted by truth-is-the-nemesis 6 years 6 months 3 weeks ago • 1,096 views • 2:57

"During a hurricane you usually hear meteorologists refer to its intensity by categories. If you don't know the difference between a category 1 and a category 5 hurricane, The Weather Channel meteorologist... continue reading

posted by ant 6 years 7 months 2 weeks ago • 70 views • 1:51

"President Trump's plan to dramatically expand the border wall between the United States and Mexico has been subject to passionate debate, but one thing that’s certain is its detrimental impact on wildlife..." ... continue reading

posted by ant 6 years 7 months 2 weeks ago • 135 views • 4:18

"... Getting wet isn’t REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer,... continue reading

posted by ant 6 years 8 months 3 weeks ago • 30 views • 2:08

YouTube description: There’s an invisible line between two groups of islands in the Indian Ocean with two totally different animal populations. It took three branches of science to figure out why it exists. ... continue reading

posted by Aard Vark (oritteropo) 6 years 9 months ago • 574 views • 4:53

Uhoh YouTube: Prescription drugs are pretty awesome. They improve lives all the time. But it is possible to take too many. Over time, as patients are prescribed more an more ongoing medications, it's... continue reading

posted by PlayhousePals 6 years 10 months ago • 80 views • 6:59

The Lahti L-39 is a Finnish 20 mm anti-tank rifle used during the Second World War. It had excellent accuracy, penetration and range, but its size made transportation difficult. It was nicknamed "Norsupyssy"... continue reading

posted by Mordhaus 6 years 11 months 1 week ago • 134 views • 10:14

Published on Apr 17, 2017 Scott Galloway speaks at L2’s Amazon Clinic about how Amazon is disrupting retail. Not only has Amazon changed consumer shopping habits, it has changed the relationship between... continue reading

posted by bobknight33 6 years 11 months 1 week ago • 239 views • 24:34