What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

New evidence suggests the universe might not behave as expected, raising questions about the costs of being wrong.

The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...

Researchers unveiled their findings on March 19 as part of a massive new data release from the Dark Energy Spectroscopic Instrument — DESI for short — which has been scanning the sky above the ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

Dr Victoria Fawcett has been named as the winner of the 2025 Caroline Herschel Prize Lectureship by the Royal Astronomical ...

We know black hole mergers occur because we can detect the resulting gravitational waves. But when trying to piece together ...

The Rubin Observatory will reveal its first images on Monday. Space.com spoke to scientists who explained why this will be a ...

NASA budget proposal slashes science funding by 47%, putting more than 40 current and planned missions at risk.

Tiny glass beads formed in the fires of explosive volcanic eruptions on the moon, and brought back to Earth by Apollo 17, ...