Stars go through a host of changes as they evolve, but most of the time, those changes play out on astronomical timescales. Supernovae are an exception to this, but they’re rare, and most stellar ...

An aortic dissection is a rare but extremely dangerous medical emergency that can appear with little warning. It happens when a tear forms in the inner wall of the aorta, the largest artery in the ...

Researchers in Japan have developed a membrane that can remove unwanted nitrogen-containing chemicals from liquid fuel mixtures. The technology could reduce the energy and hydrogen needed to turn oils ...

The foods people eat over many years may affect the aging brain differently depending on their genes. Australian scientists have found that older adults carrying a common Alzheimer’s risk gene ...

Weather forecasts may eventually do more than tell people when to carry an umbrella or wear a warmer coat. A large study suggests that weather information could help predict when the number of cardiac ...

Astronomers have identified 47 possible dwarf galaxies surrounding three much larger galaxies, revealing a hidden population of extremely faint objects. The discovery could help scientists test ...

Researchers have developed an artificial intelligence system that can identify fake website addresses with up to 99% accuracy. The technology could help protect internet users from phishing attacks ...

An experimental medicine may offer a new treatment option for people with a form of inherited heart disease that has been difficult to treat. Two new studies found that aficamten helped patients ...

A routine eye scan may contain clues about a common heart rhythm problem years before doctors diagnose it. Researchers have found changes in the retina of people with atrial fibrillation, including ...

Recovering from a brain injury is not a single process. A person may regain movement or appear to be doing well while other changes continue quietly inside the brain, and a new study suggests age can ...

Most deicing systems use heat to melt ice. But new research suggests that in extremely cold conditions, cooling ice even further could make it easier to remove from aircraft and other equipment.

Scientists have developed a new way to supply electrical charge to two different types of ultrathin transistors using the ...