Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 ...

During the early days of "The Big Bang Theory," Jim Parsons lent his voice to a villainous character from a long-forgotten ...

Over its 12-season run, The Big Bang Theory evolved into one of television’s great pop-culture crossroads. What began as a ...

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

After the Big Bang, the Universe entered a long, dark period before the first stars formed. During this era, hydrogen emitted a faint radio signal that still echoes today. New simulations show this ...

An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 ...

Astronomers have discovered a vast, dense cluster of massive galaxies just 1 billion years after the Big Bang, each forming ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

The "Cosmic Grapes" galaxy formed just 900 million years after the Big Bang, revealing a never-before-seen structure.

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

For instance, one of the biggest puzzles in physics is the black hole information paradox. In the 1970s, Stephen Hawking ...