Microbial Life Colonizes Post-Impact Craters And Thrives For Millions Of Years

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 km 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 […]