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Around 66 million years ago, the dinosaurs were killed by an enormous asteroid that hit what is today Chicxulub, Mexico. But a second asteroid struck during that same era at the Nadir crater off ...
This rapid cooling was driven by intense eruptions, evidenced by magnetic data from lava deposits. Following this mass extinction, dinosaurs emerged as the planet’s dominant species. Credit: ...
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It marked the end of the Triassic period and the beginning of the Jurassic, the period when dinosaurs arose to take the place of Triassic creatures and dominate the planet. The exact mechanisms of ...
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