A mysterious striped signal from the Crab Pulsar may finally be explained by a delicate balance between plasma effects and ...

The catalog of gravitational waves "heard" by LIGO, KAGRA and Virgo has doubled with detections of spacetime ripples.

Ripples in the fabric of space-time called gravitational waves may be the key to solving the Hubble tension — one of the biggest nagging problems in physics.

Morgan Freeman narrates this visually stunning four-part series — but is it more style than substance?

Google spun off Aalyria in 2022, but held on to a stake in the satellite communications company.

Black holes that turn matter into energy could explain dark energy and answer two other cosmic questions. Now, the challenge ...

Scientists propose a gravitational-wave method called the stochastic standard siren to measure the Hubble constant, offering an independent way to examine the universe’s expansion and the Hubble ...

Astronomers using the MeerKAT telescope discovered a hydroxyl megamaser in a galactic merger 8 billion light-years away, amplified by gravitational lensing and operating at radio wavelengths.

For the past two decades, scientists have wondered about a bright, distinct striped pattern seen in radio waves emanating ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

A new study published in Nature Astronomy indicates that the dense, star- and dark-matter–rich environments around supermassive black hole binaries pack on the order of a million solar masses into ...

Not every movie needs a sequel, but we want more from this sci-fi monster movie starring genre favorite Mary Elizabeth ...