Around 200 million animals are used in lab research around the world each year. Organoids may one day replace them.

Inside the growing scientific quest to understand what creatures with the extraordinary ability to defy the ravages of time ...

From tool-using chimpanzees to puzzle-solving capuchins, the primate world is packed with surprising brainpower. But how do the planet’s cleverest monkeys and apes really compare with human intelligen ...

The Trump administration is curbing animal experiments in response to shifts in public opinion, technological advances, years ...

Humans perceive emotional expressions displayed by non-human primates and spontaneously mimic these expressions, according to ...

Humans perceive emotional expressions displayed by non-human primates and spontaneously mimic these expressions, according to a study published March 11, 2026, in the open-access journal PLOS One by ...

Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there ...

Robert F. Kennedy Jr. eats steak for breakfast, and has been accused by family members of blending up mice and chickens to feed his hawks and cutting off a dead whale’s head to bring it home. But he ...

Crystals have been found along human remains in several archeological dig sites. Primates of all stripes really love their ...

Punch, a monkey that went viral after he was abandoned by his mother in a Japanese zoo, is reminiscent of a foundational attachment theory experiment ...

Seven-month-old Punch clings to the orange-bodied "Ora-mama," his arms firmly clasped around her neck. Having been abandoned by his own mother, he can’t afford to let his new mom go. These days, ...

Punch’s attachment to his plushie isn’t just the subject of a heart-wrenching video. It harks back to the story of a very famous set of 1950s psychology experiments.