Dr. Robin DiAngelo speaks about her book, "White Fragility" and systemic racism, "bringing language to the emotional structures that make true discussions about racial attitudes difficult. With clarity... continue reading

From Youtube, "Well... this took longer than expected. I am sorry you had to wait so long for me to finish this video, I had some reading to do, then write the video, record the audio, and then the... continue reading

posted by w1ndex 4 months 2 weeks ago • 15 views • 1:09:23

Gricean Maxims are a vital part of how we understand each other: a set of... well, maybe "rules" is a bit strong. They're guidelines that we follow without realising it. And it's the reason that "asbestos-free... continue reading

posted by eric3579 4 months 3 weeks ago • 1,052 views • 5:33

YouTube description: The story of Apollo 13 goes beyond a tale of survival. The mission also successfully completed a science investigation that is still helping to inform our understanding of the Moon... continue reading

posted by Aard Vark (oritteropo) 5 months 2 weeks ago • 68 views • 2:46

YouTube description: Kea, a type of parrot from New Zealand, have been surprising scientists with their smart predictions. Researchers set them a series of intelligence tests based around probabilities... continue reading

posted by Aard Vark (oritteropo) 6 months 2 weeks ago • 592 views • 4:21

NASA’s MAVEN (Mars Atmosphere and Volatile Evolution) spacecraft has discovered “layers” and “rifts” in the electrically charged part of the upper atmosphere (the ionosphere) of Mars. The phenomenon... continue reading

posted by eric3579 7 months 3 weeks ago • 332 views • 2:19

YouTube description: It's an often told story about Apollo 12 getting struck by lightning, crippling the command module in flight and John Aaron in mission control figuring out the exact switch to flip... continue reading

posted by Aard Vark (oritteropo) 1 year 1 week ago • 244 views • 13:55

Using foundational computer science theories, Colin Morris focuses on understanding trends in popular music. Borrowing from the areas of bioinformatics and compression algorithms, he shows that the lyrics... continue reading

posted by notarobot 1 year 6 months 2 weeks ago • 129 views • 14:23

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 7 months 1 week ago • 724 views • 8:16

YouTube description: After being diagnosed with a rare, potentially fatal brain condition known as Moyamoya, Jennifer Lee was forced to face her own mortality and consider the things in life she held... continue reading

posted by Aard Vark (oritteropo) 1 year 7 months 2 weeks ago • 586 views • 10:01

YouTube description: Hi there! I'm (finally!) back with the first video of 2019 explaining what is Reggaeton, one of the most popular music genre today, now a real global phenomenon that regularly... continue reading

posted by Aard Vark (oritteropo) 1 year 7 months 3 weeks ago • 372 views • 2:07

YouTube description: The tourist guides promote it as Georgia's Little Grand Canyon: but this is a scar on the Earth, caused by humans either not understanding or not caring about geology. Is it natural?... continue reading

posted by Aard Vark (oritteropo) 1 year 9 months ago • 1,481 views • 2:53

YouTube description: Hi there! I'm (finally!) back with a new video explaining what is swing, a form of popular music developed in the United States that dominated in the 1930s and 1940s. The amazing... continue reading

posted by Aard Vark (oritteropo) 1 year 11 months ago • 458 views • 2:01

YouTube description: Inventor Manu Prakash thinks you can’t understand Earth’s big problems without looking at the (really) tiny things. So he created Foldscope: an origami microscope that brings... continue reading

posted by Aard Vark (oritteropo) 1 year 11 months 1 week ago • 137 views • 2:56

Understanding NXIVM, the alleged sex cult led by Keith Raniere and whose members included Smallville actress Allison Mack. Josh Bloch discusses the group's rise and fall.

posted by Mordhaus 2 years 2 weeks ago • 175 views • 3:53

Have you ever tried to figure out how to use a ratchet strap? Which way do you feed the other strap into it? How the heck to you get it to tighten? Well, don't worry. Dirt Farmer Jay can help you by explaining... continue reading

posted by BSR 2 years 2 months 2 weeks ago • 20 views • 7:29

YouTube description: The type of sushi you’re probably most familiar with is haya-nare, a quick form of sushi made and consumed within a day using vinegared rice and raw fish. But there’s a second... continue reading

posted by Aard Vark (oritteropo) 2 years 3 months ago • 555 views • 2:55

"Nearly half of Americans don’t know that Puerto Ricans are US citizens. But they are, and have been since 1917. Watch why Puerto Rico won't have power for months: http://bit.ly/2DBCPVp Read about... continue reading

posted by ant 2 years 8 months ago • 474 views • 3:56

The repeal of Net Neutrality is a hot topic in America, but it can be very difficult to understand. That’s why the BURGER KING® brand created WHOPPER® Neutrality, a social experiment that explains... continue reading

posted by Mordhaus 2 years 8 months ago • 951 views • 2:51