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This ancient mammoth tusk was found at the bottom of the Pacific
Researchers say it's one of the best-preserved tusks of its kind.
Found: A Strange Purple Blob Deep In The Ocean
No one knows what it might be
Saab’s Underwater Drone Will Hunt For Aquatic Explosives
Swedish fishing for IEDs
NSA Used Submarine Probes To Listen In On Undersea Cable Communications
Spying in plain sight
Video: For More Maneuverable Undersea Bots, Researchers Mimic the Knifefish’s Cutting-Edge Fin Design
Taking cues from the awesomely named black ghost knifefish, researchers at Northwestern University have created a robotic fish that can...
Meet the Robots On the Oil Leak’s Front Lines
As oil spill estimates continue to worsen, frustration in the Gulf Coast is reaching a boiling point. But one possible...
Massive Underwater Ditch-Digging Robot
A remotely-operated undersea robot that clears trenches to bury pipelines and cables