Articles on Asteroid impact

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A satellite image of the Clearwater Lakes, the site of two large asteroid impacts that struck Earth about 290 million years ago. (NASA Earth Observatory)

Cubic zirconia only forms under extreme temperatures, like those produced when an asteroid impacts Earth

Cubic zirconia, a popular diamond substitute, only occurs naturally under extreme conditions. Finding cubic zirconia in craters reveals parts of the Earth’s history.
An artist’s rendition of one of the many thousands of near-Earth objects that could potentially impact Earth in the future. (European Space Agency/P.Carril)

What are the chances an asteroid will impact Earth in 2032?

In mid-February, asteroid 2024 YR4 was spotted and originally believed to have a 3.1 per cent of hitting Earth in 2032. Further calculations revealed this was not the case.
It wasn’t flying that gave birds the advantage. Corey Ford/Stocktrek Images via Getty Images

How did birds survive while dinosaurs went extinct?

Birds and dinosaurs lived together for millions of years, but only toothless birds survived the asteroid impact that upended life on Earth.

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