The Marine Corps in 2025 is about halfway through its decade-long, top-to-bottom modernization plan, trying to balance that with staying ready for its core mission as the Defense Department’s ...

A researcher monitoring Axial Seamount, 300 miles off the coast of Oregon, says the eruption is expected to happen before the ...

Bleached coral dies when exposed to heat stress for too long, threatening the bountiful marine ecosystem that depends on it ...

“Especially because marine mammals are vital parts of ocean ecosystems, and in this country we rely on healthy thriving ocean ...

The task force leading U.S. efforts to preserve and protect coral reef ecosystems recognized the coral reef and fisheries ...

The algae—Karenia mikimotoi—appeared in waters around South Australia state in ... and duration of marine heat waves across Australia, which significantly affects marine ecosystems.