PDA

View Full Version : Heavy Bombardments Make the Best Homes... for Microbes



Fraser
2005-Sep-07, 05:27 PM
SUMMARY: The Earth suffered a period of heavy bombardment in its early days when the Solar System was swarming with asteroids. Although it would have been catastrophic for you and I, it might have actually been a nice environment for early microbes. This is according to researchers who spent time at Haughton Impact Crater on Devon Island, in the Canadian Arctic. They found many life-friendly features in this "ground zero", including hydrothermal vents, blasted rocks that make cosy microbe homes, and a nice, protected impact basin.

View full article (http://www.universetoday.com/am/publish/meteor_impact_life_jump_starter.html)
What do you think about this story? post your comments below.