Was Mars just like Earth billions of years ago? A new study is making a very compelling case that our Martian neighbor may ...

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than ...

Plus, as a reporter and editor, I’d known Louis Friedman, both when he was also a planetary scientist at JPL, and then when ...

Primitive droplets stabilized by rain? This could be the key to the emergence of life. New studies are exploring this surprising hypothesis. The formation of modern cells, true ...