From Youtube, "A general solution to the cubic equation was long considered impossible until we gave up the requirement that math reflects reality. Thanks to Dr. Amir Alexander, Dr. Alexander Kontorovich,... continue reading

posted by w1ndex 3 years 4 months 1 week ago • 68 views • 23:29

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) 5 years 3 months 2 weeks ago • 999 views • 13:59

I'm dreaming of a white Christmas [no I'm not] YouTube: This episode Nellie Benner snorts a white crystalline powder: Cocaine. The active substance is cocaine hydrochloride and has a stimulating effect... continue reading

posted by PlayhousePals 8 years 2 months 2 weeks ago • 318 views • 10:35

Lately, mine has been on vacation! YouTube: Today we continue our unit on identity by asking where the mind resides. Hank explains the mind body problem and several approaches to the question of where... continue reading

posted by PlayhousePals 8 years 7 months 1 week ago • 47 views • 9:07

(Description via YouTube) In a robot lab at TEDGlobal, Raffaello D'Andrea demos his flying quadcopters: robots that think like athletes, solving physical problems with algorithms that help them learn.... continue reading