Mars Volcano, Earth's Dinosaurs Went Extinct About the Same Time

Mars Volcano, Earth's Dinosaurs Went Extinct About the Same Time Pasadena CA (JPL) Mar 21, 2017 - New NASA research reveals that the giant Martian volcano Arsia Mons produced one new lava flow at its summit every 1 to 3 million years during the final peak of activity. The last volcanic activity there ceased about 50 million years ago - around the time of Earth's Cretaceous-Paleogene extinction, when large numbers of our planet's plant and animal species (including dinosaurs) went extinct. ... more

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