A supermassive black hole was caught twisting spacetime, offering the clearest real-world evidence yet for Einstein’s ...

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart ...

When two black holes merge or two neutron stars collide, gravitational waves can be generated. They spread at the speed of ...

Among the more puzzling cosmic phenomena discovered over the past few decades are brief and very bright flashes of blue and ...

An artist’s impression depicts the accretion disk surrounding a black hole, in which the inner region of the disk wobbles. In this context, the wobble refers to the orbit of material surrounding the ...

Physicists have found a clever way to detect the elusive Unruh effect without extreme accelerations. By using atoms that emit light cooperatively between mirrors, acceleration subtly shifts when a ...

For deep reef divers, descending into the ocean’s mesophotic layer can feel like exploring the moon. Discovering never-before ...

Black holes are one of the most devastating objects in space, sucking up everything around them. But there's another space ...

Mysterious Bright Flashes in the Night Sky Baffle Astronomers Celestial transients shine furiously and briefly. Astronomers ...

Smooth filaments stretching for many light-years, seen by the powerful space telescope, could indicate what the right "recipe ...

A 2022 astronaut photo shows a thick blanket of snow covering Yellowstone Lake, transforming the frozen body of water into a ...

A wormhole, also known as an Einstein–Rosen bridge, is a hypothetical structure predicted by Einstein’s general theory of ...