Add another downside of lighting up to the list. The risks of smoking are well-documented, from the fact that a single ...

Picture a star-shaped cell in the brain, stretching its spindly arms out to cradle the neurons around it. That's an astrocyte, and for a long time, scientists thought its job was caretaking the brain, ...

Aging naturally reduces brain volume, and smoking accelerates this loss, raising the risk of cognitive decline. And now, new ...

Smoking and drug use are often discussed in terms of lung health or addiction, but a new study shows that these habits may ...

Illustration of the basolateral amygdala (blue), hippocampus (yellow), and perirhinal cortex (pink) and electrical signals from each region during a recognition test trial. Source: Cory Inman, Emory ...

Fear memory encoding, the process responsible for persistent reactions to trauma-associated cues, is influenced by a sparse but potent population of inhibitory cells called parvalbumin-interneurons ...

A new study shows how a dopamine circuit between two brain regions enables mice to extinguish fear after a peril has passed. Dangers come but dangers also go and when they do, the brain has an ...