PARK RAPIDS, Minn. — The Minnesota Department of Natural Resources has confirmed the presence of zebra mussels, an aquatic invasive species, in Fish Hook Lake north of Park Rapids. In October, the DNR ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. OKLAHOMA CITY (KFOR) – Genetic mutations in ...

A tiny fish is helping scientists understand how the anesthetic drug ketamine relieves depression. NPR's Jon Hamilton reports on research showing how ketamine altered the brain of a zebrafish. JON ...

BISMARCK – The North Dakota Game and Fish Department has confirmed the presence of invasive zebra mussels in South Golden Lake, Steele County, after detecting zebra mussel veligers in routine net ...

Walleyes and perch taken from Minnesota lakes infested with zebra mussels contain starkly higher levels of mercury than those taken from uninvaded lakes, according to new University of Minnesota ...

A new study published in the peer-reviewed journal Nature explored the effects of giving psilocybin, the psychoactive compound found in magic mushrooms, to zebrafish. Interest has developed in recent ...

Danio rerio, a freshwater zebra fish, is one species scientists have modified to filter mercury from the environment. For decades mercury has been settling into lakes and oceans, where it builds up ...