In Lake Malawi, hundreds of species of cichlid fish have evolved with astonishing speed, offering scientists a rare opportunity to study how biodiversity arises.

SEATTLE — A new study by researchers at the University of Washington used "environmental DNA" to assess where culvert replacements helped increase fish passage. Researchers utilized a technique they ...

Some 400 kilometers (250 miles) from the nearest sea, engineering students at Switzerland’s ETH Zurich are hard at work on cutting-edge robots that may change the way the world’s oceans are studied.

There are a variety of machines, consumables, and safety equipment needed to operate a molecular biology lab. And yes, for the vast majority of labs, purified salmon sperm DNA is one of those ...

Genetic material from a worrisome invasive fish species has been detected in a lake in Central Kentucky, but officials stress that doesn’t mean live fish have made it into the lake. Environmental DNA ...

In the slow-moving canals and shadowy marshes of the Florida Everglades live some of the most dangerous creatures. You ...