If you think a galaxy is big, compare it to the size of the universe: it's just a tiny dot which, together with a huge number ...

Knowable Magazine reports that neutrinos may help explain the universe's missing antimatter, shedding light on ...

Scientists ultimately settled on a feeding black hole at the heart of a far-distant galaxy as the most likely engine for 3C ...

The universe exists because matter and antimatter are not good friends. Is there a scientific reason why the universe exists?

The reason it could be heard by teams on multiple telescopes and in all different directions was because that irritating noise was in fact the cosmic microwave background (CMB) – the leftover ...

Astronomers have discovered "dust-shrouded supermassive black holes" in the early universe, less than 1 billion years after ...

How is the total mass of the universe calculated? Bob GiddingsGreen Bay, Wisconsin Calculating the total mass of the universe ...

Our understanding of cosmology hinges on how well we know our own local universe, which remains poorly mapped and poorly ...

Let me first tell you how mysterious dark energy is. Einstein added a cosmological constant to his equations to keep the ...

The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. A ...

A Belgian priest came up with the Big Bang almost a century ago—but he also wanted to keep science and faith as separate as ...

If the Big Crunch occurs, the universe would stop expanding and collapse into itself, heating to unimaginable levels.