78 Million Years Ago, an Asteroid Hit Earth. Then Life Grew in The Crater
78 million years ago, a 1.6 km asteroid slammed into what is now Finland, creating a crater 23 km (14 mi) wide and 750 m deep. The catastrophic impact created a fractured hydrothermal system in the shattered bedrock under the crater. There’s evidence from other impact structures that in the aftermath of a collision, life colonized the […]
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