In 1911 the discovery that the world was billions of years old changed our view of the world forever. Imagine trying to understand history without any dates. You know, for example, that the First ...

There's a billion-year gap in Earth's geological history. A new study seeks to explain the mystery.

A major geological discovery in Australia could change the game for the global supply of niobium, a rare and strategic metal essential for many modern technologies. This resource, one of the largest ...

NASA is readying the InSight lander for launch in 2016 that will measure geologic data from below the surface of Mars so that scientists can better understand the origins of our solar system’s planets ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...