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Using the XMM-Newton telescope, astronomers have discovered a vast 23 million light-year-wide tendril connecting galactic clusters and containing much of the universe’s missing matter.

Rocks in some parts of the UK have the potential to produce natural hydrogen, but it remains unclear whether the gas is present in economically viable quantities

From spiders to scorpions, some 1000 different invertebrate species are traded globally as pets. This is bad for biodiversity – but there is an upside, says Graham Lawton

Blue Origin’s next suborbital flight is scheduled to launch on Saturday (June 21), carrying a private crew of six.

“These small galaxies punch well above their weight.”

The monsterous 85-mile-wide comet C/2014 UN271 isn’t just the largest icy rock in the Oort Cloud, it’s the second most distant that is chemically active.

Auroras may be visible from Alaska to New Hampshire as geomagnetic activity remains unsettled.

Researchers have used cosmic explosions called fast radio bursts to illuminate the intergalactic medium

Even without subsidies, renewable energy is staying competitive with power from gas and coal

The nonprofit iNaturalist announced that it received a $1.5-million grant from Google’s philanthropic arm to develop generative AI tools for species identification. The news didn’t go over well