Livescience.comstaff Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1Rare genetic mutation lets some people thrive on just 4 hours of shut-eye2Climate change made April's catastrophic floods worse, report finds3'It was deliberately hidden': Gold hoard of nearly 600 coins found in Czech Republic may date to World War II41940s Ford car found on wartime US carrier wreck5Watch elusive New Zealand snail lay an egg through a 'genital pore' in its neck
