Q: My neighbor suffered a ruptured aneurysm that almost killed her. According to her husband, this came out of the blue. What causes an aneurysm? A: Aneurysms are bulges or balloon-like pouches that ...

Researchers identified two brain areas in mice that helped the animals learn to suppress their instinctive fears of predators ...

Take a look around your home and you'll find yourself surrounded by familiar comforts—photos of family and friends on the ...