While investigating the impact of a recent supernova on life on Earth, a team of UCSC astronomers found an intriguing ...

Microbes - alive and thriving -- have been found sealed within a fracture of 2-billion-year-old rock beneath Earth's surface.

Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

A little over 5 million years ago, water from the Atlantic Ocean found a way through the present-day Strait of Gibraltar.

Dinosaurs may not have been declining before the asteroid impact after all – new research shows that the apparent drop in ...

Dozens of amphibians perished together on an ancient floodplain around 230 million years ago, according to a new study.

Earth near modern-day Mexico, creating the Chicxulub Crater. What followed was a planetary disaster - tsunamis a kilometer high, firestorms, and an atmosphere filled with ash. Nearly 75% of all life ...

After a wild month for the U.S. stock market, investors have one more potential obstacle to overcome before the weekend: On Friday, options contracts tied to more than $4.5 trillion in stocks will ...

New findings provide a greater understanding of plate subduction, or how tectonic plates slide beneath one another. This recycling of surface materials and volatile elements deep into the Earth's ...

WASHINGTON – White House aide Peter Navarro claimed Sunday that President Donald Trump’s new tariffs would raise more than $6 trillion in federal revenue over the next decade, a figure that ...