We finally know where two giant blobs in Earth's middle layer came from — and they're a mismatched pair. These strange regions in Earth's mantle, known as "large low velocity provinces" (LLVPs ...

Panspermia, you'll recall, is the theory that life spread throughout the universe via planetoids, asteroids, or other natural ...

We finally know where two giant blobs in Earth's middle layer came from — and they're a mismatched pair. These strange regions in Earth's mantle, known as "large low velocity provinces" (LLVPs ...

Humanity May Hold Key For Next Earth Evolution Date: December 1, 2008 Source: Harvard University Summary: Human degradation of the environment has the potential to stall an ongoing process of ...

A new study dates a Scottish meteorite impact to 990 million years ago, changing the timeline of complex life on Earth.

A new simulation model shows Earth's evolution over the past 100 million years. Here's how scientists can benefit from this new tool.

High school and college students who understand the Earth’s geological age — 4.5 billion years — are much more likely to understand evolution, the Minnesota researchers report in the March ...

All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA—and it likely lived on Earth only 400 million years after its formation.

Our planet’s 4.5 billion-year history is hardly the kind of tale that can be told with any credibility in 250 pages or less. But “A Brief History of Earth: Four Billion Years in Eight Chapters ...

For billions of years bacteria dominated the globe, but at some point a major transition occurred and complex multicellular life began to take hold. The when and why of this transition has been ...