Far beneath the Earth's surface, a fiery world of viscous molten rock exists below the continental and oceanic plates, perpetually churning and shifting under the immense pressure and stress of a ...

Sometimes, a hole in the ground is just a hole. Other times, it’s a portal to an underground cave spanning miles in width and length. You don’t really know what’s inside unless you dive into the void.

Bulletin: ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT SUNDAY... * WHAT...Temperatures between 34 and 38 degrees will result in some areas of frost ...

A new technique turns climate-warming carbon emissions to stone. In a test program in Iceland, more than 95 percent of the carbon dioxide injected into basaltic lava rocks mineralized into solid rock ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Mauna ...

Researchers have discovered that some seemingly "monotonous" volcanoes with reliable patterns of low-level activity may be hiding a secret deep below the surface—magma which has the potential to erupt ...