New high-resolution satellite map reveals nearly 100,000 unknown ocean mountains, or seamounts, boosting climate and maritime research.

The majestic California redwoods can be found throughout the state, but in this one spot just south of San Francisco, you can ...

Snow and ice fell on the high mountains, locking up water far from the oceans. Sea levels plummeted ... early hominins dropped out of the trees and started to carry food and tools in their ...