Mermaids have somehow managed to become the ultimate fantasy contradiction: gorgeous enough to inspire poetry, terrifying enough to make sailors question every life choice they ever made. One minute ...

Scuba diver near beautiful coral reef surrounded with shoal of colorful coral fish and butterfly fish© Tunatura/iStock via Getty Images Obsessed with fish? From the regular to the extraordinary, the ...

A marine iguana ‘mid-sneeze’, a troupe of skeleton shrimps that has colonized a gorgonian coral and a spaceship-like jellyfish seemingly departing Earth’s atmosphere are among the wonderful finalists ...

The ocean is home to some of the most awe-inspiring creatures on Earth, many of which dwarf anything found on land. From massive whales to elusive deep-sea dwellers, these giants of the sea ...

An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of sunlight can ...