Today’s animal testing differs from how it was back in the day. It’s typically done on a specific ingredient rather than a finished product, and there are often regulatory requirements based on ...

Around 348 B.C., Aristotle took a two-year trip to the eastern Aegean island of Lesbos to study animals in a lagoon. Along with observing the creatures in their natural habitat and surmising, among ...

For generations, U.S. laboratories treated animal testing as an unquestioned prerequisite for new drugs and chemicals, even as the ethical toll mounted. Now, after centuries of routine cruelty, the ...

Experiments on animals (“in vivo” experiments) have long been the norm for learning about human health and disease, because testing on live animals enables researchers to investigate how chemicals, ...

The National Institutes of Health announced last week that it will no longer issue funding calls for grant proposals that rely solely on animal testing. Moving forward, all such calls must also ...

In mid-April 2025, a claim spread online that U.S. President Donald Trump's administration had recommitted to ending animal testing at the Environmental Protection Agency (EPA) — an initiative that ...

Criticism of animal research − usually associated with the progressive left − has grown in recent years, as the practice is blamed for the slow pace of drug development. The Food and Drug ...