Angular momentum is a fundamental quantity in physics that describes the rotational motion of objects. In quantum physics, it encompasses both the intrinsic spin of particles and their orbital motion ...

"If we see the lampshade effect in action, it will tell us about what dark matter could be, which is exciting." ...

Inspired by superconductivity, a strange new theory that seeks to explain dark matter might explain dark energy, too ...

Gravity can exist without mass.” It’s a statement that upends a century of astrophysical dogma and, for some, sounds as plausible as finding a unicorn in a particle accelerator. But in a series of ...

The invisible dark matter is one of the universe's biggest mysteries, and its existence is confirmed only by the ...

Scientists have never directly detected dark matter, but some wonder if one high-energy detection in 2023 could be a rare ...

For decades, scientists have been searching for the universe's elusive "missing matter," and now they say they finally found it.

Dark Matter and Dark Energy. Read what astronomers are discovering about a gaping hole in the universe, how dark matter clumps contribute to galaxy formation and more. Space images.

Science has found its first candidate for a dark-matter detector. It’s a really old rock. Dark matter is a mysterious, invisible substance makes up more than 80 percent of all matter in the universe ...

Astronomers were surprised to find a galaxy that lacks an invisible but essential piece—dark matter. Dark matter, the mysterious theoretical substance that makes up 27 percent of our universe ...