This week, we examine the "SignalGate" controversy and how U.S. military strike plans were unintentionally shared with The ...

The Simons Observatory, a most advanced network of telescopes aimed at mapping the Cosmic Microwave Background (CMB) with unprecedented precision, has reached a major milestone: the Large Aperture ...

Vivian Poulin asks if the tension between a direct measurement of the Hubble constant and constraints from the early universe ...

If dark energy continues to weaken, the accelerating expansion of the universe could slow — and possibly reverse. In that ...

Astronomers have released the clearest and most detailed images ever of the universe when it was just a baby—only 380,000 ...

In a major breakthrough for cosmology, scientists have captured an image that reveals the universe’s earliest moments with ...

One of the Holy Grails in cosmology is a look back at the earliest epochs of cosmic history. Unfortunately, the universe's ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

"Our data indicates that the Universe will expand forever, and at an accelerating rate," said Sehgal, who analyzed data ...

New observations with the Atacama Cosmology Telescope in Chile reveal the earliest-ever "baby pictures" of our universe, ...

New data from the Atacama Cosmology Telescope has allowed astronomers to travel back in time to the dawn of the universe.