Posthuman Blues

Tunguska Meteoroid's Cousins Found?

Tadeusz J. Jopek and his team at the Astronomical Observatory UAM in Poland -- in collaboration with the Observatoire de la Côte d'Azur in France -- looked for the possible origins of the Tunguska meteor by essentially running the explosion backwards, and mathematically simulating where the parent object of the event would have been before the impact.