The universe has two kinds of matter. There is invisible dark matter, known only because of its gravitational effects on a ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

Scientists use fast radio bursts to locate half of the universe's ordinary matter dispersed in intergalactic space, solving a ...

A potential solution to the decades-long “missing matter” problem has been uncovered in astronomers' recent analysis of X-ray ...