Cosmos at the Bottom of the Sea

  The secret history of Earth’s supernova impacts: armed with data from SN 1987A, the supernova Johannes Kepler spotted in our own Milky Way galaxy in 1604, scientists calculated a theoretical radius of doom, inside which a supernova would have grievous effects. They concluded, following Stephen Hawking’s dire prediction, The bottom line was that there … Continue reading Cosmos at the Bottom of the Sea