New research indicates river delta deposits within Mars’ Jezero crater – the destination of NASA’s Perseverance rover on the Red Planet – formed over time scales that promoted habitability and enhanced preservation of evidence.
Stanford Earth Dean Steve Graham joined one of the thousands of rallies held in celebration of the first Earth Day. Now he discusses the event and his own expanding thinking about the planet and its history.
This year, researchers traveled across the country and around the world, producing work that adds to our understanding of life on Earth and informs potential solutions for improving our health and the health of our planet.
On a map, submarine canyons seem identical to land canyons – so much so that researchers surmised they are shaped by the same physical laws. New research reveals distinct differences for the first time.