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

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

Their work introduces a new concept called q-desics, short for quantum-corrected paths through space–time. These paths ...

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

Our universe is filled with galaxies, in all directions as far as our instruments can see. Some researchers estimate that ...

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 ...

Tragically, though, some stunning games don't get that love-at-first-sight adoration that they deserve. There are always ...

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

From quirky desert art to gravity-defying houses, these California roadside attractions turn quick detours into unforgettable ...

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

Each season brings its own collision of new voices, late-career swerves and returns to long-shadowed figures. This week's ...

Compelling evidence that the structure of matter surrounding supermassive black holes has changed over cosmic time has been ...