The image shows different sequences of letters and numbers on slides. These slides were used during the research.

Elderly Brains Learn, but Maybe Too Much

Older people retain the mental flexibility needed to learn visual perception tasks, but are not as good as filtering out irrelevant information as younger people, a new study reports.
The image show a neuron.

Cocaine Rewires the Brain

A grant from the NIDA will allow researchers to study changes in the brains of cocaine addicts which lead to relapse.