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 ...

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 ...

A recent survey shows 80% of U.S. adults want the U.S. government to commit to a plan to phase out experiments on animals Washington, D.C. — A new survey shows that Americans’ attitudes toward ...