Pamela Harman Latest articles by Pamela Harman Astrobiology 101: Where Teachers are the Students By Pamela Harman published 10 January 08 Space Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1Roman road network was twice as large as previously thought, new mapping project finds2Scientists finally find explanation for lopsided cloud that follows Earth's moon through space3Global warming is forcing Earth's systems toward 'doom loop' tipping points. Can we avoid them?4Nocs Provisions Lite View Spotting Scope review520% off ALL Unistellar smart telescopes throughout November