Why might the U.S. be interested in deep-sea mining, and what are the environmental risks? Here's what you need to know.

Arnold Schwarzenegger dubbed "the perfect storm for fire" eased Wednesday, helping firefighters gain ground against devastating Southern California wildfires. Winds that gusted as much as 101 mph on ...

The ‘David Packard’ is named for the Silicon Valley pioneer who donated more than $1 billion to ocean research.

Cal Fire released new fire hazard severity maps for Southern California on Monday ... You can find Cal Fire’s latest online map here. You can enter your address by clicking on the magnifying ...

Tsunamis can travel thousands of kilometres across the ocean after an earthquake, volcanic eruption, or landslide ...

Scientists have found a chain of underwater volcanoes near the Cook Islands, which are situated in the sea between French Polynesia and American Samoa — a beautiful forgotten territory of the United ...

Our neighbor to the north is sometimes seen as a rival, but we just love the outdoors, and there’s no question ...

Newsweek's weekly update maps the locations of 10 aircraft carriers in the Indo-Pacific region as of April 11.