New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

He’s already the world’s richest man. His latest move is making Elon Musk look increasingly like the poster boy for extreme ...

For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound ...

The exploration of quantum information challenges objective reality, positing the universe as a hologram is explored through ...

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion.

These villains are so old and powerful that they see humans as mere insects whose lives begin and end within the blink of an ...

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

The indoor section greets you with rows upon rows of vendor booths, each one a miniature kingdom ruled by passionate collectors and sellers. The wooden beams overhead and well-worn floors beneath your ...

Why does the universe seem so perfect and finely tuned? This video unravels the scientific principles and cosmic phenomena ...

For over two decades, cosmologists have believed that the universe is expanding at an accelerating pace, driven by a ...