Cosmological data suggest unexpected masses for neutrinos, including the possibility of zero or negative mass.

Astronomers have released new “Christmas Tree Cluster” images using NASA’s Chandra X-ray Observatory. Arriving just in time for the holidays, they show the shape of a cosmic tree within an ...

In 2020, astronomers identified a nearby star system that appeared to contain something phenomenal: the closest black hole to ...

Here's how our solar system ended up in the middle of a cosmic crime scene. On Jan. 12, 2003, NASA launched the Cosmic Hot Interstellar Plasma Spectrometer (CHIPS). Its mission was to study the ...

Jesuit missionaries returned from China, telling of detailed ... the culmination of the evolutionary tree. But in the perspective of a vastly prolonged cosmic future, it’s more reasonable ...

Risk, expected value and 'heads in beds'Risk on vacation may have less to do with mountain climbing than taking a chance on an independent hotel. Taking stock of Yucatan's tourism boomOver the ...

Cosmic microwave background is a sea of radiation that provides us with evidence for the big bang. When around 1916 Einstein first used general relativity to build a cosmic model, he followed the ...

The Large High Altitude Air Shower Observatory (LHAASO) officially released the precise measurements of high-energy gamma radiation from the W51 complex, confirming it as a cosmic-ray accelerator ...

It isn't rare to witness some cosmic events. Others, like Halley's Comet or the Great Conjunction, are so rare that they only come along once in a lifetime. That's why it's such big news that T ...

The cosmic corner of the Marvel Cinematic Universe will soon get a new hero in the form of Nova. Fans have been clamoring for Nova to debut in the MCU for years, with all signs pointing to it ...