The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history.

The very first Halloween celebrations trace back to the ancient Celtic festival of Samhain, which later morphed into All ...

Scientists have long wondered why Earth's overall makeup doesn't fully match the mix of materials found in ancient meteorites ...

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

For more than half a billion years, a giant magnetic anomaly buried in Earth’s ancient rocks has puzzled scientists. The ...

A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup of an ...

The term “ecosystem engineering” has been used for decades as a way to describe organisms that drastically alter their ...

When Earth’s ancient supercontinent Nuna broke apart, it reshaped oceans, cooled the climate, and set the stage for complex ...

Wadisuchus kassabi, an ancient crocodile from Egypt, shows crocodiles lived in the sea, offering insight into reptile ...

The method, developed by researchers at the State University of Campinas in Brazil, uses images of dune surfaces to estimate ...

Egyptian paleontologists have unearthed Wadisuchus kassabi, an 80-million-year-old fossil revealing Africa as the birthplace ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...