A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and the Planck satellite, offers a high-definition view of the early Universe.

Could the universe be rotating at an imperceptible speed? An extremely slow rotation, occurring once every 500 billion years, ...

Scientists may have finally found the universe’s missing matter - hidden in invisible hydrogen gas far beyond galaxies.

If you're looking for a simple snack in How to Train Your Dragon - Isle of Berk at Epic Universe, check out the popcorn kiosk ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

A faint cosmic spin – one rotation per 500 billion years – could resolve the stubborn Hubble tension by tweaking standard ...

Astronomers have long struggled with a troubling puzzle: a significant portion of normal matter in the universe appeared to ...

Neutrinos, elusive fundamental particles, can act as a window into the center of a nuclear reactor, the interior of the Earth ...

A new approach suggests that a tiny spin of the universe throughout space might reconcile those conflicting numbers. If the ...