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

Fresh DESI data suggests dark energy may evolve over time, contradicting long-standing cosmic expansion theories.

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 ...

Scientists at the Max Planck Institute for Extraterrestrial Physics have published the cosmological results of the first ...

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

Aterrifying glimpse of a possible fate for our galaxy, the Milky Way, has come to light thanks to the discovery of a cosmic ...

Astrophysicists have teased a hellish potential future in which life on Earth is extinguished by deadly radiation from the ...

Not everything we knew about the universe is wrong. But not not everything. The Dark Energy Spectroscopic Instrument (DESI) ...

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

Astronomers have detected oxygen in the most distant galaxy ever observed, JADES-GS-z14-0, shaking up our understanding of ...

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