Are you an avid Facebook user? It's all about your nucleus accumbens

A person's intensity of Facebook use can be predicted by activity in a reward-related area of the brain, according to a new study published in the open-access journal Frontiers in Human Neuroscience.

These nanoparticles attack cancer cells

Northwestern University scientists have developed a simple but specialized nanoparticle capable of delivering a drug directly to a cancer cell's nucleus.