It drives the movements of stars and galaxies, but dark matter is invisible. While it remains a colossal mystery, a study ...

On the peak that bright day in January, the 51-year-old Einstein delighted ... the remnant glow of the universe’s thunderous launch. Ever since then the image of the big bang has shaped and ...

These series of step-like bursts happen so rapidly that they are difficult to observe as these singularities wink in and out ...

A bold new theory suggests the universe didn’t begin with a single Big Bang, but instead unfolds through a series of ...

A surprisingly well-formed spiral galaxy has been spotted just a billion years after the Big Bang, challenging long-held ...

For now, researchers think the light might be coming from the first stars to exist, or outflows from a supermassive black hole at the galactic core. But the source remains unknown.

Water may have emerged in the universe far earlier than scientists thought — and it could mean that life could be billions of years older too ... years after the Big Bang — billions of ...

"We discovered a galaxy which formed 15 billion times the mass of the sun in stars and then stopped forming stars before the universe was only 700 million years old." ...

Less than a mile from the South Pole ... Steffen Richter / Harvard University Warped Space to the Big Bang In the early years of the 20th century, Einstein rewrote the rules of space and time ...