Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ...
In the eastern reaches of Java, Indonesia, the Kawah Ijen volcano stuns the world with a spectacle of neon-blue flames ...
Englehart painted landscapes of the American West in the late 1800s and early 1900s, though much about the man himself ...
Kilauea volcano began shooting lava into the air once again Wednesday on the Big Island of Hawaii. Kilauea, one of the ...