This Week In Science
Stephen Hawking stated that he's "convinced humans need to leave Earth"
Scientists announced they may have found the chemical that started life
New, theoretical "quark fusion" produces 8 times more energy than nuclear fusion
Gravitational waves allowed scientists to finally understand "the speed of gravity"
NASA announced that the hole in Earth's ozone is the smallest it's been since 1988
Scotland takes steps to put it on the path to be 100% renewable by 2020