Add Yahoo as a preferred source to see more of our stories on Google. Yellowstone National Park sits atop the world's most famous supervolcano. If it erupted, ash and molten rock would spew across ...

In 1994, Major League Baseball players went on strike rather than accept the owners’ desire for a salary cap. The league can never again propose a concept with that name. But tucked within its current ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a massive eruption in one of the largest active volcanic systems in the ...

Yellowstone National Park sits atop the world's most famous supervolcano. If it erupted, ash and molten rock would spew across much of the continental United States, devastating the country and ...