A NASA scientist has urged the world to bolster its defences for a future asteroid impact, as the anniversary of the terrifying Tunguska disaster approaches.
Friday, 28 June 2019
NASA asteroid: Scientist warns of 'IMPACT' we need to prepare for before it's TOO LATE
A NASA scientist has urged the world to bolster its defences for a future asteroid impact, as the anniversary of the terrifying Tunguska disaster approaches.
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