NASA’s Perseverance rover has made an exciting discovery on Mars, identifying new types of ancient rocks that could be the ...

The last time it erupted was in 1992, and before that, 1953. Scientists at the Alaska Volcano Observatory have reported ...

Quick: Where are “idiots” not allowed to vote? Plus 49 other odd, outrageous, or revealing tidbits about America's 50 states.

Alaska, largely unspoiled wilderness, looks like something out of The Lord of the Rings.

The Savonoski Crater is a round hole in Alaska's Katmai National Park that has defied scientific explanation ever since it ...

Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

A powerful winter storm has slammed Norfolk, Virginia, shutting down major roadways and leaving drivers stranded in a sea of ...