RT @newscientist: The sound of two black holes colliding, now available as a ringtone: https://t.co/TCUjcZtm8u https://t.co/W6MkA9bWf6 0 atbildes
Jānis Ulme (2016-02-15 16:29:27) |
RT @newscientist: The sound of two black holes colliding, now available as a ringtone: https://t.co/TCUjcZtm8u https://t.co/W6MkA9bWf6 |