We often think of memory as stable—a mental archive that stores experiences in neat, retrievable files. But what if those files quietly shift positions, even when the original experience hasn’t ...

Hormone levels fluctuate like the tides, ebbing and flowing according to carefully orchestrated cycles. These hormones not only influence the body, but can cross into the brain and shape the behavior ...

A new study shows exercise releases a liver enzyme that repairs aging brain blood vessels and restores memory in mice.

To consolidate memories, our brains replay them during periods of rest as a kind of 'replay mode'. A new mouse study suggests ...