Latest Issue of Science News


Martian sands

Silica on the Red Planet hints at the possibility of life

A region of nearly pure silica on Mars hints at the ancient existence of water, according to a study published in the May 23 Science. The Mars rover Spirit found the silica – the main component in sand on Earth – in the EasternValley of the Gusev Crater more than a year ago.

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

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