The National Institutes of Health has come under fire for continuing to fund experiments on dogs and cats, despite leadership's recent pledge to reduce reliance on animal testing. In April, NIH ...

A new wireless device—lighter than a U.S. dime and shaped like a tiny chef's hat—can track the brain waves of animals as they ...

Laboratory animals are anesthetized to avoid pain during invasive procedures. Anesthesia is necessary for these animals' ...

In Brazil, Corriedale sheep displayed a pronounced affinity for the shade provided by photovoltaic panels, choosing it over ...

As a researcher, I still remember the discomfort I felt every time I had to sacrifice laboratory animals for an experiment. For decades, animals like mice, rats and pigs have been essential tools in ...

LOS ANGELES, March 10, 2025 /PRNewswire/ - More than 111 million rats and mice are estimated to be used in U.S. research labs each year, subjected to painful and inhumane experiments. A new undercover ...

When biologists study cooperation in animals, they usually offer just a single task at a time. But what happens when animals can choose among several opportunities to work together? Biologists at ...

I’m my most recent column, I tackle animal research: Cells growing in a dish or experiments run on a computer only get one so far. Some of the trickiest outstanding questions in biology—the questions ...

Sad sack or serious salvation? A small group of scientists is angling to replace laboratory animals with living “organ sacks” grown from human cells. R3 Bio, a billionaire-backed biotech startup, is ...

A Macalester College alum and medical doctor who has spent decades trying to end the use of animals in scientific research says the St. Paul school is lying when it claims to use the highest ethical ...