A new study that looked at gut length variation between cichlid fish species found that some of the genetic loci for the ...

Cod used to be giants. With their impressive size—over a meter in length and weighing up to 40 kilograms—and abundance, they, ...

Roman salting plants processed fish so thoroughly that researchers struggle to identify the species once used in ancient ...

Have you ever looked into the mirror and wondered just how deeply your roots stretch back in the tree of life? It might surprise you to learn that you, a modern human, share an ancient bond with slimy ...

DNA from a Roman salting site in Spain reveals sardines were the key fish used in garum, the famous sauce rooted in Greek and ...

Decades of overfishing have altered the genetic makeup of Baltic cod, shrinking their size and threatening their recovery.

Scientists say the snail darter, whose endangered species status delayed the building of a dam in Tennessee in the 1970s, is a genetic match of a different fish. By Jason Nark For such a tiny fish ...

Scientists have unlocked the secrets of ancient Roman cuisine. They identified fish used in 'garum', a popular Roman fish ...

Fish represent one of the most diverse groups of vertebrates, exhibiting a wide array of physiological adaptations that have enabled them to colonise nearly every aquatic habitat on Earth.

Chunks of flipped DNA appear to accelerate evolution in fish. This discovery could reshape our understanding of how ...

Fish oil could calm tempers and boost heart health, with new data showing it cuts aggressive behavior in both children and ...