A robotic ocean explorer has found the first Antarctic whale fall marine scientists have ever studied — and discovered nine new deep-sea species

Scientists said Sunday they had discovered an unexpectedly large and active community of single-cell organisms living on the Pacific sea floor

A startling new video clip showing what appears to be an elongated skull lying on the ocean floor

The largest dark spot on the moon, known as the Ocean of Storms, may be a scar from a giant cosmic impact