Life on Earth took a licking, kept on ticking | Science News

Be a Champion for Science

Get your subscription to

Science News when you join.


Life on Earth took a licking, kept on ticking

Early organisms may not have had to restart after a long spell of asteroid impacts

3:14pm, May 20, 2009

An extended period of asteroid bombardment early in Earth’s history may not have wiped out the planet’s nascent life after all. Indeed a report in the May 21 Nature suggests that the pummeling those extraterrestrial impacts delivered may have cracked Earth’s crust and created large numbers of hydrothermal environments where some forms of life could have thrived.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News