A space rock dubbed 2024 YR4 has a roughly 2.3% chance of smashing into our planet, NASA scientists announced.
"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," the European Space Agency said.
The unassuming asteroid was first spotted in December by scientists at the NASA-funded Asteroid Terrestrial-impact Last Alert ...
The asteroid Bennu has provided groundbreaking insights into the chemistry that may have set the stage for life in the early ...
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