Ketchup Consistency Standards, Implanting Memories, People Inside of Sperm

The weirdest things we learned this week range from the standards and grading of ketchup to the idea that people were fully-formed inside of sperm before being born. Whose story will be voted "The Weirdest Thing I Learned This Week"? The Weirdest Thing I Learned This Week is a podcast by Popular Science. Share your weirdest facts and stories with us on Twitter: www.twitter.com/weirdest_thing #weirdestthingpod Follow our team on Twitter Rachel Feltman: www.twitter.com/RachelFeltman Sara Chodosh: www.twitter.com/schodosh Corinne Iozzio: www.twitter.com/CorinneIOZO Popular Science: www.twitter.com/PopSci Theme Music by Billy Cadden: www.twitter.com/billycadden Edited by Jason Lederman: www.twitter.com/Lederman --- Send in a voice message: https://anchor.fm/popular-science/message Support this podcast: https://anchor.fm/popular-science/support Learn more about your ad choices. Visit podcastchoices.com/adchoices