A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

Research done by the Atacama Cosmology Telescope (ACT) project produced the clearest and most accurate images of the universe ...

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

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

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

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

Gough’s blowtorch theory and the evolutionary cosmology is, he suggested, “more exciting and attractive right now than the ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

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