They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

This enormous chain of hundreds of galaxies—a cosmic filament—is twisting through space 400 million light-years away ...

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

Quasicrystals are orderly structures that never repeat. Scientists just showed they can exist in space and time.

Space is full of surprises, and in 2025, astronomers witnessed one of the most extraordinary events ever registered: a gamma-ray burst (GRB) that lasted seven ...

A team of researchers using the James Webb Space Telescope has produced the most detailed map of dark matter to date.

Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's ...

A physicist proposes that the universe is not empty space, but is a viscous fluid, fueling the expansion and contraction we see.

The interactive online map, created using data from NASA's James Webb Space Telescope, details some 800,000 galaxies across a vast cosmic distance. Scrolling and zooming in can take users some 13.5 ...

Scientists are now certain that James Webb will break every such record until the earliest observable light is eventually ...