› added 7 years ago

378

TIL Eurasians have 1-2% Neanderthal DNA and some Southeast Asians up to 6% Denisovan DNA; moreover, scientists were afraid studying this would justify racism.

Read more quantamagazine.org

via ift.tt

yVk6l TIL that there are more trees on Earth than there are stars in the Milky Way galaxy.
xVXVk TIL the expression “turn a blind eye” comes from Admiral Nelson, who was blind in one eye; when he was signaled to stop attacking a fleet of ships, Nelson raised the telescope to his blind eye and said: “I have only one eye, and I have a right to be blind sometimes… I really do not see the signal!”
JY8Bv TIL a pregnant American black bear can give birth without ever emerging from hibernation. She doesn’t even need to rouse herself to care for her young, instead she can nurse her cubs for months by drawing from her reserves of stored fat.
WMV8 TIL that when oxygen first developed on Earth, it wiped out nearly ~99% of all life.
kJkGW TIL about the 1980 Sunshine Skyway bridge disaster in St. Petersburg, Florida, U.S. The original bridge collapsed when it was struck by the freighter MV Summit Venture. 35 people died, including passengers on a Greyhound Bus.