By Michelle Starr A few months ago, on 18 December 2018, a massive airburst in the skies above Earth exploded with the equivalent of 173 kilotons of TNT. That’s over 10 times the amount released by the Hiroshima bombing (15 kilotons), and the third largest meteor explosion in over 100 years, coming in behind the …
Published on March 19, 2019 07:05