Why we need to go back to Mars - Joel Levine

from TED-Ed · host TED-Ed

In this talk, planetary scientist Joel Levine shows some intriguing -- and puzzling -- new discoveries about Mars: craters full of ice, traces of ancient oceans, and compelling hints at the presence, sometime in the past, of life. He makes the case for going back to Mars to find out more. (Filmed at TEDxNASA.)Talk by Joel Levine. Learn more about your ad choices. Visit megaphone.fm/adchoices

Episode metadata supplied by the publisher feed · Published Sep 3, 2026

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Why we need to go back to Mars - Joel Levine

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