Joel Levine: Why we need to go back to Mars? At TEDxNASA, 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. Joel Levine studies the atmospheres of Earth and Mars, looking at their origin, evolution, structure and chemistry and climate change. He's the principal investigator of the proposed ARES Mars Airplane Mission. Link
Blog of trailrunning, ultrarunning, swimming and other life / endurance adventures. I enjoy the physical, emotional, and spiritual journey of outdoor events, nature and the chance to meet cool people. This blog contains reports, video's, future plans and all things around my adventure journey.