For over 20 years, researchers have been encountering a mysterious creature lurking kilometers beneath the ocean’s surface.

The 9.5-foot oarfish was discovered on Nov. 6, marking the second such occurrence in San Diego County this year.

The Monterey Bay Aquarium Research Institute used underwater technology for two decades to gather more information on a ...

Scientists uncovered the "mystery mollusk," a strange glowing sea creature lurking in the ocean's midnight depths.