Sperm fooled scientists for 350 years – they spin not swim
Sperm was first discovered in 1677 but it took roughly 200 years before scientists agreed on how humans are actually formed
Non-magnetic material made magnetic using electricity for the first time
The material in question is pyrite, also known as iron sulfide or “fool’s gold”
Egypt invites Elon Musk to see for himself pyramids “not built by aliens”
Αrchaeologist and Egyptologist Dr Zahi Hawass posted a video in response to Mr Musk's claim
