Are great white sharks endangered?

It's a mystery of the sea: How many great white sharks are prowling near California's surf lines? Some scientists say the population is large and healthy. Others say it is alarmingly small. No one has ever known for certain, ...

Under California: An ancient tectonic plate

(Phys.org) —The Isabella anomaly—indications of a large mass of cool, dehydrated material about 100 kilometers beneath central California—is in fact a surviving slab of the Farallon oceanic plate. Most of the Farallon ...

Feast and famine on the abyssal plain

Animals living on the abyssal plain, miles below the ocean surface, don't usually get much to eat. Their main source of food is "marine snow"—a slow drift of mucus, fecal pellets, and body parts—that sinks down from the ...

Underwater archaeology looks at atomic relic of the Cold War

The April issue of Springer's Journal of Maritime Archaeology (JMA) focuses on a single shipwreck as the lens through which maritime archaeology assesses the advent of the Atomic Age and the Cold War. The wreck is the World ...

Mars spacecraft shipped to California for March launch

NASA's next Mars spacecraft has arrived at Vandenberg Air Force Base, California, for final preparations before a launch scheduled in March 2016 and a landing on Mars six months later.

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