Life on planet Earth may be older than expected
AUG 20, 2009
DOI: 10.1063/PT.5.023614
WSJ.com : In a paradox of creation, new evidence suggests that devastating avalanches of cosmic debris may have fostered life on Earth, not annihilated it. If so, life on our planet may be older than scientists previously thought—and more persistent.
© 2009. American Institute of Physics