As memory fades, people may have difficulty learning new things or navigating their surroundings. In an experiment with rats, scientists explore the role of the hippocampus in helping rats get through ...

The MWM consists of a large circular pool filled with opaque water and a hidden escape platform submerged just below the surface. Rodents are placed in the pool and must use spatial strategies and ...

UCLA scientists observed the activity of large numbers of neurons in the brains of rats while the animals navigated a virtual reality maze. [Mehta Lab/UCLA] It has been long understood that the area ...