Why did they form at that time? Astronomers know from observing distant exploding stars that the size of the universe has ...

Many space-lovers know the phrase "We are all made of star stuff." And it's true - our planet formed from the dust cloud left ...

German astronomer Johannes Kepler (1571-1630) once hypothesized that the universe began on April 27, 4977 B.C., according to History.com. The Big Bang theory did not develop until the 20th century, ...

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

Physicists propose that tangled cosmic “knots” formed after the Big Bang may explain why our universe is made of matter, not ...

The Universe may not have started with the Big Bang, but instead “bounced” out of a massive black hole formed within a larger “parent” universe, according to a new scientific paper. Professor Enrique ...

In 1867, Lord Kelvin imagined atoms as knots in the aether. The idea was soon disproven. Atoms turned out to be something ...

It's a plot device beloved by science fiction: our entire universe might be a simulation running on some advanced ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It is now thought that water first formed in space only 100 to 200 million years after the Big ...