The transplant of older poop actually seemed to boost the health of their ovaries. Consistently, young mice that received ...

Humans and many other animals can innately recognize familiar objects in their surroundings, irrespective of the angle they are observed from, changes in lighting or other shifts in the surrounding ...

Anxiety is often described as a whole‑brain problem, but a series of mouse experiments suggests that, in some cases, a single misfiring circuit can tip the balance between calm and fear. By nudging ...

In a groundbreaking study, mice and AI agents independently learned to cooperate on tasks, revealing shared principles of ...

Scientists have mapped a direct link between a common brain gas and the hyperactive cell growth often seen in autism. Protecting a specific protein from this gas normalized behavior in animal models ...

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

Food poisoning isn’t an experience you’re likely to forget — and now, scientists know why. A study published April 2 in Nature has unraveled neural circuitry in mice that makes food poisoning so ...

A confocal microscopy image of doublecortin-stained newborn neurons (pink) and nuclear stain DAPI (green), which shows that neurogenesis is occurring in the brain of a normal mouse. Scientists at ...