By Will Dunham WASHINGTON, Feb 18 (Reuters) - For more than a century, biology textbooks have stated that vision among vertebrates - people included - is built from two clearly defined cell types: ...

New research uncovers a hybrid visual cell in deep-sea fish, challenging the traditional rod-cone dichotomy in vertebrates. These cells, discovered in larvae of certain Red Sea fish, mix the ...

The deep sea is cold, dark and under immense pressure. Yet life has found a way to prevail there, in the form of some of Earth’s strangest creatures. Since deep-sea critters have adapted to near ...

California Academy of Sciences researchers and collaborators described 72 new-to-science species in 2025, including a bird, fish, plants, sea slugs, and insects found across six continents, from ocean ...

Fishing experts are looking for ways to fish in the mesopelagic zone, a layer of water that stretches from 200-1,000 meters (660-3,300 feet) beneath the surface, which has, thus far, remained ...

A new study of coral reefs in Papua New Guinea shows ocean acidification simplifies coral structure, making crucial habitat less appealing to certain fish species. A new study of coral reefs in Papua ...