NASA Science News for January 17, 2001

Tiny zircon crystals found in ancient stream deposits suggest that Earth harbored continents and liquid water remarkably soon after our planet formed. Life could have established a foothold on Earth 400 million years earlier than expected.

FULL STORY and GRAPHICS at:

http://science.nasa.gov/headlines/y2001/ast17jan_1.htm?list154233

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Contact: Tony Phillips[email protected]

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