› added 11 years ago

156

TIL the ancestor of the first whales was a midsize, land dwelling mammal

Read more evolution.berkeley.edu

via reddit.com

kO1OE TIL it’s estimated that about 85 percent of hospitals still rely on pagers for communication.
ADyel TIL about the Montreal Protocol of 1987, which is the only environmental treaty signed by every country in the world to stop the depletion of the ozone layer. Thanks to the treaty, 98% of ozone-depleting substances have been phased out and 2 million people are saved from skin cancer each year.
56lR TIL Isaac Newton invented calculus as fast as a college freshman class learns it
0lkR TIL that there designs for a rocket even larger than the Saturn V that could boost 1.2 million pounds into orbit. It was so large it had to be launched partially submerged and was call the Sea Dragon.
J1pZ1 TIL 80% of container ships use electric motors - they just use diesel generators to produce energy for the electric motor