Rock is dead. Long live rock! In the 75 years since the first rock & roll song was cut to tape in a Memphis studio, this genre’s grave has been danced on more times than the floor at Berghain. Guys ...

A thin slice of the ancient rocks collected from Gakkel Ridge near the North Pole, photographed under a microscope and seen under cross-polarized light. Credit: E. Cottrell, Smithsonian. If you’re ...

The entire history of human existence is a tiny blip in our solar system’s 4.5-billion-year history. No one was around to see planets forming and undergoing dramatic changes before settling in their ...

For more than a century, visitors to a remote California lakebed have stared at long, ruler-straight tracks etched into the mud and wondered how heavy boulders could apparently glide on their own. The ...

Bits of rock from the farside of the moon are adding weight to a scientific rethink about the solar system’s adolescence. The moon’s craters and basins attest to its history of being battered by ...