YouTube description: Why does shaken soda explode? Does ice melt first in fresh or salt water? This video features experiments that have been shown to me by science teachers over the years. Does... continue reading

posted by Aard Vark (oritteropo) 1 year 2 months ago • 977 views • 13:59

YouTube description: Compliant mechanisms have lots of advantages over traditional devices. SimpliSafe is awesome security. It's really effective, easy to use, and the price is great. Check out SimpliSafe... continue reading

posted by Aard Vark (oritteropo) 1 year 10 months 2 weeks ago • 998 views • 12:52

YouTube description: A bisected grape in the microwave makes plasma. But how does it work? A grape is the right size and refractive index to trap microwaves inside it. When you place two (or two halves)... continue reading

posted by Aard Vark (oritteropo) 1 year 11 months 1 week ago • 727 views • 8:16

YouTube description: A launch mishap led to the best experimental confirmation of gravitational redshift. Huge thanks to Dr. Pacome Delva: https://ve42.co/pacome Dr. Sven Herrmann: https://ve42.co/sven ... continue reading

posted by Aard Vark (oritteropo) 2 years 1 month ago • 813 views • 11:52

From youtube: UV at ground level is non-ionizing but it damages DNA and causes photoaging - how? Also, it turns out glass doesn't block all UV (specifically UVA passes through). This is something I learned... continue reading

posted by nanrod 2 years 4 months 3 weeks ago • 380 views • 4:46

The nutrient content of food is declining. Is it because of soil depletion, selective breeding, or... something else?

posted by nanrod 2 years 5 months ago • 578 views • 7:30

A video about the full length video "Vitamania" with Derek Muller of Veritasium as executive producer and host, including a trailer for Vitamania. You can watch "Vitamania" for a fee on various sites... continue reading

posted by nanrod 2 years 5 months 2 weeks ago • 407 views • 4:58

YouTube: An experiment on how turbulent convection in Earth's core makes a magnetic field

posted by PlayhousePals 2 years 6 months 2 weeks ago • 773 views • 8:27

In which Derek drives a replica of the first internal combustion engine car patented by Karl Benz in 1886 and talks about how cars have improved since then (claims about Nazi speed records on public roads... continue reading

posted by Aard Vark (oritteropo) 3 years 2 months ago • 472 views • 9:14

YouTube description: These are the molecular machines inside your body that make cell division possible. Animation by Drew Berry at the Walter and Eliza Hall Institute of Medical Research. http://wehi.tv ... continue reading

posted by Aard Vark (oritteropo) 3 years 2 months 1 week ago • 1,059 views • 6:21

YouTube: The merging of two neutron stars was detected by gravitational waves and then by telescopes in all parts of the electromagnetic spectrum. This is a historic detection as it demonstrates: - the... continue reading

posted by PlayhousePals 3 years 3 months 1 week ago • 1,221 views • 5:26

YouTube description: How Schlieren imaging works in color, black and white and slow-mo. Filming by Raquel Nuno Sound Effects by A Shell in the Pit (H/T @eric3579)... continue reading

posted by Aard Vark (oritteropo) 3 years 3 months 4 weeks ago • 309 views • 8:59

YouTube: I came across these four physics puzzles over the years in discussions with Neil deGrasse Tyson (riddle 4: which part(s) of a moving train are going backwards with respect to the ground?), Simon... continue reading

posted by PlayhousePals 3 years 9 months 2 weeks ago • 1,228 views • 4:24

YouTube: How the brain works, how we learn, and why we sometimes make stupid mistakes.

posted by PlayhousePals 3 years 11 months ago • 754 views • 12:10

YouTube: For a long time we thought the Moon was completely dry, but it turns out there are actually three sources of lunar water.

posted by PlayhousePals 3 years 11 months 3 weeks ago • 384 views • 6:04

YouTube: Spinning magnets near copper sheets create levitation!

posted by PlayhousePals 3 years 12 months ago • 285 views • 6:19

YouTube: Used in everything from bullet-proof vests to the walls of the Pentagon, polyurea's strength comes from its long-chain molecules.

posted by PlayhousePals 4 years 1 month 3 weeks ago • 1,630 views • 7:09

YouTube: The crazy story of the arbitrary temperature scale used in a tiny minority of countries.

posted by PlayhousePals 4 years 1 month 4 weeks ago • 662 views • 5:24

YouTube: All the large-scale structure in the universe may owe its existence to nothing.

posted by PlayhousePals 4 years 3 months 3 weeks ago • 262 views • 5:31

YouTube: Virtual particles are a way of talking about fields and their interactions as though particles are doing all the work. This is why there is some controversy around using the term 'virtual particles'.... continue reading

posted by PlayhousePals 4 years 4 months 2 weeks ago • 22 views • 8:43