Mice whose brains had lost a large number of neurons due to neurodegeneration regained long-term memories and the ability to learn after their surroundings were enriched with toys and other sensory stimuli, according to new studies by Howard Hughes Medical Institute researchers.

When you dial 911 you expect rescuers to pull up at your front door, unload and get busy—not park the truck down the street and eat donuts. It’s the same for a cell—just before it divides, it re

A team of South Korean scientists on Sunday claimed to have created a “cellular fountain of youth,’’ or a small molecule, which enables human cells to avoid aging and dying. The team, headed by Prof.