Iran held annual military drills with Russia on Thursday as a second American aircraft carrier drew closer to the Middle East, with both the United States and Iran signaling they are prepared for war ...

Scientists discovered plate anomalies in Earth's mantle using seismic wave analysis. These mysterious structures challenge tectonic theories.

Analysts rate Transocean a hold with a mean price target of $5.28, implying 15% downside from the stock’s current $6.22 level. EPS estimates have risen 1.68% over the past 60 days, though revenue ...

Struggling kelp forests like those along the California coast show why 'out of sight, out of mind' is not good climate change ...

Hawaii island police are seeking the public’s help to locate three people who are wanted on active arrest warrants and “should be considered armed and dangerous.” ...

Some early decisions by the homeland security secretary, including to divert Coast Guard resources from a search-and-rescue ...

A look at what we know and don't yet know about how climate change could affect the paths of these storms — and the all-important question of how often they'll make landfall.

In ordinary circumstances coral reefs are among the most productive ecosystems on Earth, built slowly by animals that appear to be plants. Each coral polyp houses microscopic algae that convert ...

Scientists have expressed growing concern over a major Atlantic current that could collapse and send northern Europe into the next Ice Age.

Today’s annular solar eclipse will turn the sun into a blazing “ring of fire” for just over two minutes — but only a few places will see it fully.