Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

The Case of the Missing Matter "We robustly show that the gas is much more extended than the dark matter" relative to ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Primordial black holes could inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter, according to new research. In the extremely early universe, primordial black ...

Feb. 10, 2025 — Euclid, the European Space Agency's dark Universe detective, has made an astonishing discovery -- right in our cosmic ... New Technique to Detect Dark Matter Using Atomic Clocks ...

When you see pasta, your brain probably doesn't jump to the secrets of the Universe. But for almost a century, physicists have puzzled over spaghetti's counterintuitive properties.

Transformative discoveries in cosmology are unfolding at Princeton as researchers explore the universe’s large-scale structure, including galaxies, dark matter, and dark energy. Professor of ...