Scientists reverse Alzheimer's memory loss in mice by using NAD+ to restore brain energy, defying decades of research.

Researchers found that very small numbers of gut bacteria can translocate to the brain in mice, particularly when gut barrier ...

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 ...

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