Watch Princeton University’s Nicholas Turk-Browne describe his research on how the human brain makes, stores, and adjusts memories.

The approach temporarily improved the performance of older adults on memory tasks to be on par with people in their 20s.

Despite doubts last year about human adult neurogenesis, a study shows even 80-year-olds develop new cells in the hippocampus, but such growth is diminished in patients with Alzheimer’s disease.

Authors of a small study say the two abilities likely evolved in tandem.

Sleeping on a rhythmically swaying surface helps synchronize sleep oscillations in the human brain, a study finds.

Men’s pain tolerance decreases when exposed to a setting where they’ve previously had a painful experience.

When researchers removed the reproductive organ, female rats had more difficulty solving a water maze.

Studies have demonstrated that magnetic and electrical currents can enhance memory in human subjects, but the technology is not yet ready for prime time.

In Chapter 6, “The Elephant’s Graveyard,” authors Hilde Østby and Ylva Østby discuss groundbreaking research into the psychology of forgetting.