Brian Cox - Solving The Fermi Paradox: Intelligent Alien Life in Our Galaxy Brian Cox explains the details behind the Fermi Paradox and why we haven't yet found intelligent alien life. The more interesting... continue reading

posted by BSR 2 years 2 months 1 week ago • 74 views • 10:18

Seems Vitamin D may not be the answer to better Covid outcomes. It seems it may be the other effects of sunlight that is providing protection.

posted by eric3579 2 years 11 months ago • 516 views • 23:59

This is a bit of a mind-bender, but entirely worth the watch if you're at all interested in mathematics or computer science. Possibly even if you're not, but I'm uncertain. I had previously learned... continue reading

posted by moonsammy 3 years 9 months 3 weeks ago • 634 views

Global Warming is taking a rare back seat in the news right now, as we deal with the more immediate existential crisis afflicting our civilisation and way of life. But as entire countries are getting shut... continue reading

posted by newtboy 4 years 11 months 2 weeks ago • 347 views • 13:56

YouTube description: This video is about Simpson's paradox, a statistical paradox and ecological fallacy where seemingly contradictory results are implied by a single set of data depending on how it's... continue reading

posted by Aard Vark (oritteropo) 7 years 4 months 1 week ago • 1,981 views • 4:40

YouTube description: Black holes are scary things. But they also might reveal the true nature of the universe to us. (via laughingsquid.com, H/T @eric3579)... continue reading

posted by Aard Vark (oritteropo) 7 years 6 months 2 weeks ago • 403 views • 10:13

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 8 years 3 months 4 weeks ago • 314 views • 4:03

YouTube: Evidence strongly suggests that men have, on average, a shorter lifespan than women, but scientists aren't exactly sure why that is. Check out today's QQ to learn more about this mortality mystery.

posted by PlayhousePals 8 years 6 months 2 weeks ago • 34 views • 2:47

What if you went back in time and killed your own grandfather? Would you still be born? Or would you have thus killed yourself?

posted by Mordhaus 8 years 9 months 4 weeks ago • 150 views • 2:48

I love the sound of breaking glass. YouTube: A special thank you to Dr. John Skinner, who is part of the Smarter Every Day Research team via Patreon for helping come up with the "tree explanation" of... continue reading

posted by PlayhousePals 9 years 9 months 2 weeks ago • 1,994 views • 8:51

Say what? YouTube: How can just two rules of Einstein's 1905 theory of special relativity lead to seemingly paradoxical changes in the perception of time?

posted by PlayhousePals 9 years 11 months 2 weeks ago • 607 views • 5:46

YouTube: A paradox and some counterintuitive & surprising things that have been on my mind while meeting you guys during YouTube Fan Fest!

posted by Janine V. (Lilithia) 1 decade 9 months 1 week ago • 319 views • 9:07

Does Achilles ever catch the tortoise?

posted by messenger 1 decade 1 year 11 months 1 week ago • 417 views • 12:05

Compression of time during travel near the speed of light has some interesting and significant consequences.

posted by messenger 1 decade 2 years ago • 446 views • 8:37

This is a really nice demonstration, and explanation of, what happens when you drop a magnet down a conducting non-magnetic tube. YouTube Description: Huge thanks to the Royal Institution, Professor... continue reading

posted by Aard Vark (oritteropo) 1 decade 2 years 2 months 1 week ago • 228 views • 3:50

Professor Mike Merrifield talks about how all the stars of a galaxy move around at the same speed, which would make the the pretty spiral pattern impossible. He explains the "winding paradox" and how then... continue reading

posted by RFlagg 1 decade 3 years 8 months ago • 2,236 views • 7:43

The twins paradox, muons and special relativity are among the issues in this video about the symbol gamma, which can represent the Lorentz factor.

posted by Skeeve 1 decade 4 years ago • 1,704 views • 5:35