What is an Einstein Cross? Foreground galaxies warp space-time and bend the light from a distant galaxy to create four ...

Ten years ago, astronomers made history when they first detected ripples in spacetime, called gravitational waves, from the ...

Astronomers have seen something they did not expect: an Einstein Cross with not just the standard four images, there was an extra one. This unprecedented present might allow astronomers to better ...

An international team of astronomer’s dark matter halo discovery an unusual astronomical Einstein Cross phenomenon: a galaxy ...

The findings resolve a long-standing problem in fundamental physics. Scientists at Hiroshima University have created a practical and highly sensitive method for detecting the Unruh effect, a ...