Research on the Deniliquin structure points to an asteroid impact that would have been more than double the scale of the one that killed the dinosaurs.
Barely a week goes by without headlines about a giant asteroid coming past Earth. Here’s what really makes an asteroid pass notable – it’s not just size.
It wasn’t flying that gave birds the advantage.
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Rubble pile asteroids are like giant space cushions, floating around the Solar System for billions of years. Here’s what that means for planetary defence.