SHARE THIS VIDEO —
Was Mars once like the Earth?
Bruce Jakosky details his study on how the sun transformed Mars from an Earth-like planet into its more barren present state.
we and our partners use cookies on this site to improve our service, perform analytics, personalize advertising, measure advertising performance, and remember website preferences. by using the site, you consent to these cookies. for more information on cookies including how to manage your consent visit our cookie policy.