The iPhone 18 Pro’s Dynamic Island is changing. And now, thanks to a new leak, we may know exactly how much smaller it’s going to be.

Positive curvature, like that on a sphere, implies a finite universe, while zero curvature, as on a flat plane or negative ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

This video explains how scientists estimate the size of the observable universe, what “radius” means in cosmology, and why ...

I'm starting to feel uneasy.

Primordial black holes could rewrite our understanding of dark matter and the early universe. A record-breaking detection at ...

Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

The Standard Model of our universe doesn’t match the evidence, in part because of dark energy, a ghostly force pushing the ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

On Christmas Day 2021, alongside other astronomers, I watched the James Webb Space Telescope (JWST) launch from French Guiana and begin its month-long journey to its destination, 1.5 million ...

Nash, L. (2026) On the Size of the Electron in a Quantum Universe. Journal of High Energy Physics, Gravitation and Cosmology, ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into one dazzling mosaic. Half a year after first opening its eyes to the cosmos ...