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

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

Scientists say that the construction of a vast new radio telescope array in the Utah desert — known as the Deep Synoptic ...

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

You could swim through the deepest voids and encounter a single hydrogen atom in an entire football field's worth of space.

An astrophotographer has captured an extremely rare and "difficult" photo of a solar flare exploding from the sun at the ...

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

However, although photons of light existed since the first second after the Big Bang, they could not yet shine across the ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have instead ...

Seen as a long strand with smaller threads branching, the Quipu superstructure contains 68 galaxy clusters spanning 1.4 ...

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These ...