The soft, seagoing slugs took center stage in a recent underwater photography contest.
Italian Davide Lopresti beat entrants from 54 countries to be named Underwater Photographer of the Year for his image 'Gold.'
The National Oceanic and Atmospheric Administration is mapping the deep waters around Hawaii, capturing beautiful images of life down below.
A two-week-long seafaring mission off the coast of western Australia has helped illuminate an underwater abyss the size of the Grand Canyon.
The winners are in for a new international photographic competition celebrating excellence in all disciplines of underwater photography.
A curious shark chases and attacks an underwater camera, striking the electronics lens-first, in a head-on chomp.
See mind-blowing pictures from the Okeanos Explorer, a mission that's been exploring the seamounts off the New England coast.
Rarely seen creature from the deepest depths gives researchers a camera-full of octopus fun.
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