The NASA satellite image shows rust-red rock formations in Wyoming—evidence of 220-million-year-old 'megamonsoons'.

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Events spanning all four days will tickle every one of your fancies. Need a little more lube know-how? Attend Depth Vortex’ Sloppy Hole Buffet class. Seeking a saucy sapphic social? Drop in for the ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

What makes this find even more remarkable is that the hide still contained intact hair, preserved for thousands of years. “Somebody folded that hide up and sat that right on top of this rock. And ...