Why is Earth not just water? Where does land come from, and why does it exist? Find out more about earth's origins with Hank ...

When you learned about the center of the Earth in school, you were probably shown a diagram that looked like a perfect layer cake—but in fact, that diagram is wildly inaccurate! Join Stefan Chin for a ...

RPI Professor Karyn Rogers, director of the Rensselaer Astrobiology Research and Education Center, and graduate student Meri ...

Nitrogen, upon which all life on Earth depends, may hold the key for explaining how early life on the planet evolved and how it could evolve on other planets.

New research suggests that essential components of life may assemble in interstellar space long before planets or oceans ...

By resurrecting a 3.2-billion-year-old enzyme and studying it inside living microbes, researchers at the University of Wisconsin–Madison have created a new way to improve our understanding of the ...

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...