New studies reveal how metallicity and stellar evolution determine whether massive stars expand into red supergiants prior to Type II supernova explosions.

When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

One of the largest known stars in the cosmos is poised for catastrophe. After witnessing the massive object undergo a ...

Demand for used phones is hitting record highs, with data from Circana and B-Stock showing all-time trade-in volumes and a near tripling of international shipments year-over-year. Rising phone prices, ...

Stellantis is urging owners of roughly 225,000 older vehicles in the U.S. to stop driving them immediately if they have not repaired defective Takata air bags. The warning applies to certain 2003–2016 ...

TAMPA, Fla. (WFLA) — An automobile manufacturer that makes cars under the Chrysler, Dodge, Jeep and Ram names issued a “do not drive” warning for more than 200,000 vehicles Wednesday. According to an ...

In 2014, a NASA telescope observed as the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed more intensely with infrared light for around three ...

A post about a voter in Nebraska who said she received a ballot application in a pink envelope, while her husband received his in a blue one, has sparked backlash on social media. The Threads post, ...

A supercharged neutrino that smashed into our planet in 2023 may have been spit out by an exploding primordial black hole with a "dark charge." If true, this theory could lead to a definitive catalog ...