News FocusLunar and Planetary Science Conference

Rethinking Water on Mars and the Origin of Life

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Science  06 Apr 2001:
Vol. 292, Issue 5514, pp. 39-40
DOI: 10.1126/science.292.5514.39

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HOUSTON-- Last month, planetary scientists gathered here at NASA's Johnson Space Center to consider the rocky (and icy) bodies of the solar system, from motes of dust to the terrestrial planets. Mars got the lion's share of attention, including second thoughts on whether water has shaped gullies and layered sediments there, but the prospect of interstellar travel--by bacteria on bits of rock blasted from the planets--also came up.