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 ...

Scientists can now get more accurate safety data by testing drugs on organ-on-a-chip devices and organoids, meaning that ...

In early phases of drug development, new active substances are tested in animals—alongside numerous other experimental methods. Researchers face a dilemma: on the one hand, for ethical reasons, they ...

Add Yahoo as a preferred source to see more of our stories on Google. Governments have announced plans to reduce the number of animals, such as mice, used in experimental procedures. Last November, ...

The campaign of Texas’ Democratic U.S. Senate candidate James Talarico is seizing on resurfaced reports about Republican rival, Attorney General Ken Paxton, ruling over a decade ago that animal ...

According to the federal government, the number of animals used in animal testing in Switzerland fell to a record low in 2025 ...

A social media post from the US Food and Drug Administration this week shows a big-eyed macaque staring out from behind bars. “Some drugs use 144 monkeys on average for preclinical testing,” the post ...

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 ...

About two million animals were used or killed for research purposes in 2024. That is fewer than in previous years, but still ...