IC 1101, the largest galaxy in the observable universe, is about 1.07 billion light years from Earth. LEARN MORE: https://curiosity.com/video/ic-1101-the-largest-galaxy-in-the-universe-hd-the-mars-underground/?utm_source=pinterest&utm_medium=social&utm_campaign=20141220pinic1101
'Quantum Theory Cannot Hurt You' by Marcus Chown - The two towering achievements of modern physics are quantum theory and Einstein's general theory of relativity. But, almost a century after their advent, most people haven't the slightest clue what either is about. Did you know that there's so much empty space inside matter that the entire human race could be squeezed into the volume of a sugar cube? Or that you grow old more quickly on the top floor of a building than on the ground floor?