RT @universetoday: Supermassive Black Hole’s Dizzying Spin Is Half The Speed Of Light
Read more: universetoday.com/110031/superma… http://t.co/mFcdPA…
RT @universetoday: Supermassive Black Hole’s Dizzying Spin Is Half The Speed Of Light
Read more: universetoday.com/110031/superma… http://t.co/mFcdPA…