How to backup life on Earth ahead of any doomsday event...

The Conversation AU | 2017-06-12 19:56 UTC

It's happened before: why we need to plan for the next doomsday event that could wipe out much of life on Earth. Shutterstock/solarsevenThere are ten asteroids that the space organisation NASA said this month have been been classified as potentially h

By aphrodite on 2017-06-13 03:21 UTC
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