Heat-Loving Microbes Offer Clues to Life’s Origins

Publication: National Geographic News   Date: May 26, 2004   View Article

Over the past 20 years scientists have warmed up to the idea that the majority of life on our planet lives not on Earth’s surface but beneath its crust. The theory has spurred new ideas about life’s origins on Earth and where to look for life on other planets.

Earth’s crust gets warmer the closer it is to the molten iron-nickel believed to be at our planet’s core. One question that scientists who study life beneath Earth’s crust face is, at what temperature is it too hot for life to survive?

Related Posts

Earth Spun Faster in 2009 Due to Ocean Current?

See ancient Earth from space

Device may find Martians in us all

Ancient rocks hold climate forecast

First Truly Habitable Planet Discovered, Experts Say

© 2008-2010 Collected Writings By John Roach