YouTube description: You are probably aware of the fact that elephants make trumpeting noises - but did you know that most of their communication is so low pitched that humans can’t even hear it? ... continue reading

posted by Aard Vark (oritteropo) 6 months 1 week ago • 483 views • 6:05

YouTube description: I got to see an Ocean Sunfish (Mola mola) up close and personal at the Monterey Bay Aquarium recently and I fell in love. These things are the superlative of superlatives. They... continue reading

posted by Aard Vark (oritteropo) 11 months ago • 1,832 views • 3:58

From Youtube, "I bought 10,000 shade balls and tried to swim in them. They appear to act like a non-Newtonian fluid: rigid under high shear stress, but they flow like a liquid under low shear."

posted by w1ndex 11 months 3 weeks ago • 99 views • 10:42

YouTube description: Dams serve a wide variety of purposes from hydropower to flood control to storage of water for municipal and industrials uses. But when a dam’s useful purpose fades away, the... continue reading

posted by Aard Vark (oritteropo) 1 year 2 months 1 week ago • 1,279 views • 8:40

Grama bay is gorgeous! Also, conversely, a place to see thousands of years of low-quality tagging from people of all backgrounds. From Pompeii Magnus to modern Albanian beach-goers, the walls ripple... continue reading

posted by nanrod 1 year 8 months 2 weeks ago • 175 views • 8:27

YouTube description: Denmark has been consistently ranked in the World Happiness Report among the top three happiest countries in the world, owing, in part, to the presence of a stable government, access... continue reading

posted by Aard Vark (oritteropo) 1 year 9 months 1 week ago • 418 views • 4:45

YouTube description: In the last 20 years it's been surprisingly common for space probes to end missions early because reaction wheels have failed, moreover there's been a large number of failures associated... continue reading

posted by Aard Vark (oritteropo) 1 year 9 months 2 weeks ago • 563 views • 7:10

A low-tech tank with fragile armour, a tank that never saw the enemy, and the tank used to teach how not to build tanks.

posted by Mordhaus 1 year 10 months 2 weeks ago • 70 views • 8:50

YouTube description: A metal alloy spoon melts in tea. Featuring Professor Sir Martyn Poliakoff and Senior Technician Neil Barnes. Why not use Gallium? Well - besides the fact it's not what we... continue reading

posted by Aard Vark (oritteropo) 2 years 2 weeks ago • 1,317 views • 4:27

YouTube description: Shemika Campbell hails from a long line of limbo. Both her mother and her grandmother were limbo dancers, carrying on the traditionally Trinidadian form of dance. Shemika is keeping... continue reading

posted by Aard Vark (oritteropo) 2 years 3 weeks ago • 1,035 views • 2:44

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 2 years 4 months 1 week ago • 516 views • 9:05

I'm at the top of Mount Evans, more than 14,000 feet - 4.3km - above sea level. This is definitely a mountain: but why doesn't the smaller summit next to it also count? Let's talk about prominence. (Just... continue reading

posted by Mordhaus 2 years 9 months 2 weeks ago • 151 views • 2:46

American healthcare might not be the best world, but it is the most expensive. *** It's true, ask for an itemized bill sometime. I had a panic attack a few months ago and ended up in the hospital. Since... continue reading

posted by Mordhaus 2 years 10 months 1 week ago • 2,083 views • 5:33

Let's say you're traveling at 17,500 miles per hour (28,000 km/h) in low earth orbit, your main engines are out of fuel, and it's your job to guide the spaceship through a fiery re-entry without burning... continue reading

posted by Ashenkase 2 years 10 months 2 weeks ago • 110 views • 17:49

Scientists have JUST published this new observation. On January 4th, 2017 they detected the merger of two black holes 3 billion light-years away. This marks the furthest detection they've been able to... continue reading

posted by Mordhaus 2 years 12 months ago • 504 views • 5:02

It was just a routine workers’ compensation fraud case for Ken Sheppard. Show up for a spot check, do some surveillance of the subject and keep it pushing. But on March 3, 2014, it was anything but routine... continue reading

posted by newtboy 3 years 1 month 3 weeks ago • 1,153 views • 5:01

I built this pottery kiln and some pottery from termite mound clay to test an alternative clay source to my usual one from the creek bank. I started by making a large grate from ordinary clay. It was just... continue reading

posted by Mordhaus 3 years 2 months 1 week ago • 413 views • 11:27

YouTube description: Meet Professor Jamie Seymour, he milks stuff. But nothing that moos, has hooves, wool or fur. He prefers to live life on the edge, milking the venom from the most venomous animals... continue reading

posted by Aard Vark (oritteropo) 3 years 2 months 3 weeks ago • 174 views • 4:26

This video is about why entropy gives rise to the arrow of time, and also how the initial low-entropy condition of the universe is responsible for the fact that we experience time right now, and how ultimately... continue reading

posted by Mekanikal 3 years 8 months ago • 40 views • 3:24

Using an old golf trick you can see if your dice are decently balanced or completely off. If you have that one D20 that rolls low now you can see why!

posted by Mordhaus 3 years 9 months ago • 820 views • 4:07