A neutrino sensor array, ARCA, lines the Mediterranean seafloor near Sicily. A physicist took ARCA’s first huge win to a warm ...

A new look at radio maps of the sky shows a pronounced tilt, called a dipole, that astronomers are still unable to explain ...

Researchers propose that black holes may emit dark energy, possibly explaining the universe's accelerating expansion.

Astronomers have long thought the universe should look generally the same in every direction, but an anomaly in the radiation ...

According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

We may finally know what first lit up the cosmic dawn in the early Universe. According to data from the Hubble and James Webb ...

Euclid Consortium, the international group that manages the European Space Agency’s Euclid space telescope, has published the ...

Primordial magnetic fields, billions of times weaker than a fridge magnet, may have left lasting imprints on the Universe. Researchers ran over 250,000 simulations to show how these fields shaped the ...

What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...