A finger-length fish has reignited a long-running debate about self-awareness, cognition and how much we’ve underestimated ...

Awareness, especially self-awareness, is very difficult to study.  Self-awareness evolved among our animal ancestors and is ...

Recent years have seen a growing movement away from animal testing and toward models that more closely replicate human physiology. This shift aims to protect animal welfare while concurrently ...

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 ...

Millions of animals each year are killed in U.S. laboratories as part of medical training and chemical, food, drug and cosmetic testing, according to the non-profit animal rights organization People ...