According to MIT researchers, new fossils suggest life had a rapid recovery after a global freeze.

A new analysis of the Martian rock that gave hints of water on the Red Planet now suggests the water was more likely a thick brine, far too salty to support life as we know it.

Scientists meeting in Boston say water on Mars may have been too acidic and too salty to encourage the formation of living organisms.

By Anonymous WOLLASTON MEDAL-Andrew Knoll for his pioneering and seminal work on the early biological and environmental evolution of our planet.

By Erwin, Douglas H; Knoll, Andrew H Ladies and Gentlemen, as everyone in this room knows, Andy Knoll has been an innovative and dedicated contributor to paleontology since his days as a graduate student with Elso Barghorn at Harvard.