Something invisible holds the universe intact. It outweighs everything you can see—every star, every gas cloud, every galaxy—by a factor of five. We call it dark matter, and for decades, the standard, ...

Follow ZDNET: Add us as a preferred source on Google. As a smart home user, you've probably heard multiple mentions of Thread, Zigbee, and Matter from different companies, and seen all three names ...

A mysterious glow of gamma rays at the center of the Milky Way has long hinted at dark matter, but the lack of similar signals in smaller dwarf galaxies has cast doubt on that idea. Now, researchers ...

The first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of São Paulo. It was 2018, and the discovery had just been announced. A team ...

Following the March 2026 update for Google Pixel Watch devices, a number of users are reporting that their SpO2 (blood oxygen) and skin temperature readings have vanished from the Fitbit app. The ...

Artificial intelligence can make smart homes smarter, help us manage our days, and even help us plan major life changes. This series looks at the new — and sometimes surprising — ways AI is being used ...

Astronomers have just identified what appears to be a cosmic anomaly: a faint galaxy with so few visible stars that, according to calculations, as much as 99.9 percent of its mass is dark matter. The ...

Salish and Jordan Matter, the father-daughter duo known for posting videos of their weekly adventures on YouTube, have entered an exclusive deal with Netflix. At the streamer, Salish and Jordan will ...

A huge clump of dark matter could be sitting on our galactic doorstep. Scientists found evidence of an invisible, massive nugget in the galactic neighborhood of the sun. The suspected clod of dark ...

A new high-resolution map of distant galaxies may help scientists understand a mysterious invisible substance that helps hold the universe together. The ordinary matter all around us — stars, planets ...

Dark matter is a mysterious substance that glues galaxies together. This map from the James Webb Space Telescope could help scientists finally figure out what it is. Using data from the James Webb ...

Imagine an epic video game with your favorite hero as a character. Another character is a mirror-image twin who shows up occasionally, exploding everything they touch. And, to add an extra level of ...