New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

For over two decades, cosmologists have believed that the universe is expanding at an accelerating pace, driven by a ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

Sandia unveils Spectra, an adaptive supercomputer using Maverick-2 chips to boost simulation speed and power efficiency.

The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some ...

The 2020s have offered many new sci-fi masterpieces, from independent productions to blockbuster hits (and the decade is not ...