Think you might have a cluster headache? Find out what cluster headaches are, what causes them and how to find relief.

NASA’s James Webb Space Telescope has revealed an ancient galaxy cluster with an unexpectedly dense concentration of dark matter, challenging theories about how the universe developed. The discovery ...

Cluster headaches and migraine can both cause severe headaches. Cluster headaches tend to be shorter but can occur multiple times per day. A migraine episode can last days if left untreated. Cluster ...

Astronomers have detected an enormous cloud of gas tens of millions of degrees hot surrounding one of the most extreme structures known in the early universe. The study offers one of the clearest ...