A TEAM AT THE UNIVERSITY OF ARIZONA is proposing a concept that just might save us from extinction: a 21st-century version of Noah’s Ark on the Moon. This ark wouldn’t contain two of every animal, but rather a repository of cryogenically frozen reproductive cells from 6.7 million species on our planet.
Consider it a global insurance policy, says Jekan Thanga, PhD, an assistant professor at the University of Arizona’s Department of Aerospace and Mechanical Engineering, and the project’s mastermind. ‘As a human civilisation, we’re in a fragile state,’ he says. And such a shelter could come
