This NASA/ESA/CSA James Webb Space Telescope Picture of the Month brings us a scene from the distant universe. Pictured here ...

JWST observations of galaxy cluster MACS J1149 show gravitational lensing used by CANUCS to study distant low-mass galaxies across a wide range of cosmic time.

Researchers at the University of British Columbia and Dalhousie University have found a young galaxy cluster that appears far ...

By analyzing the data from ESA's Gaia satellite, Chinese astronomers have investigated the structure of a nearby open cluster ...

The Beehive Cluster, a group of about 1,000 stars, will be visible to skywatchers throughout January. Here's how to see it in ...

Good news, Oregon skywatchers: A group of about 1,000 stars known as the beehive cluster is swarming a sky near you. Here's ...

A cluster headache, which is also known as histamine headache, is a rare but painful type of headache that affects approximately 1 to 2 people per 1,000 population. It involves several attacks of ...

NPR's Leila Fadel talks to Mary Wareham of Human Rights Watch about the Cluster Munition Coalition report which says there were 987 casualties from the weapons in 2022 — mostly Ukrainian civilians. We ...

The distinction between migraines and cluster headaches is often simple: Migraines send people to the darkest, quietest corner they can find to soothe their heightened sensitivity to light and sound, ...

Cluster feeding is when infants want to feed more frequently than usual. Often, feedings get shorter as well as more frequent. While cluster feeding can happen with both breast and formula feeding, it ...