Researchers from the University of Delaware’s College of Earth, Ocean and Environment helped lead the charge of underwater ...

Robotic and autonomous underwater vehicles have collected vast quantities of footage from the deep sea, but most of it hasn’t ...

Scientists have filmed a live colossal squid for the first time. This happened in March 2025 during an expedition in the ...

Dumbo octopuses, like the Opisthoteuthis agassizii seen here during a 2019 dive, are the deepest-living group of octopuses known. NOAA Office of Ocean Exploration and Research, 2019 Southeastern U.S.

Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, just 0.001% of the deep seafloor has been visually observed. The deep ocean ...

A rare giant phantom jellyfish spotted off Argentina’s coast has become one of the most striking discoveries from a new deep‑sea expedition. The sighting occurred during an Argentinian‑led mission ...

As the race to explore the world's oceans intensifies, scientists are turning to powerful new battery technologies to overcome one of deep-sea exploration's greatest challenges: how to keep underwater ...