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 7 years 12 months ago • 150 views • 2:48Videos (28) | Sift Talk (0) | Blogs (0) | Comments (1000) |
Sacks of Water, prepare to have your minds blown. From YouTube: "Does water have a fourth phase, beyond solid, liquid and vapor? University of Washington Bioengineering Professor Gerald Pollack... continue reading
posted by chicchorea 8 years 4 months 3 weeks ago • 1,037 views • 24:15An interesting riddle - can you sifters solve it, without resorting to the solution in the video (from 1:25)? iflscience: The following riddle is claimed to have been written by Einstein as a boy. It's... continue reading
posted by Zawash 8 years 8 months 1 week ago • 52 views • 5:08YouTube description: Make a beautiful colour changing liquid from cabbage juice, and explore the science of indicator solutions in this fun chemistry experiment for children. Download the infosheet... continue reading
posted by Aard Vark (oritteropo) 9 years 2 months 1 week ago • 22 views • 3:56Now that's what I call a true bird brain!
posted by PlayhousePals 9 years 8 months 1 week ago • 197 views • 4:09"James Bond needs a doctor, and not just any doctor: a specialist. He can't read the word on the inside of his jacket and even though he looks so cool with his dark glasses on, its pretty embarassing for... continue reading
posted by ant 1 decade 2 months 3 weeks ago • 173 views • 3:29What has happened to us? Despite the most advanced medical technology in the world, we are sicker than ever by nearly every measure. Two out of every three of us are overweight. Cases of diabetes are... continue reading
posted by eric3579 1 decade 11 months 3 weeks ago • 599 views • 2:12YouTube Description: This is dedicated to Vihart - she may be the only person who can solve this.LYRICS:Vihart, Vihart,You won, my heartWith a spirally spiralling videoAnd now I@m writing this to let... continue reading
posted by nanrod 1 decade 1 year 10 months ago • 807 views • 3:29