Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

For its 85th year, Red Rocks will get two big upgrades, including one that was part of the venue's original plans in 1936.

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Thousands of people attend ...

Ancient microbial activity preserved in deep seafloor sediments challenges assumptions about where fragile traces of early ...