Scientists using a global array of radio telescopes have detected the universe’s lowest-mass dark object by observing how it warped light through gravitational lensing. The invisible mass, about a ...

Researchers have found a suspected clump of dark matter lurking within the luminous halo of a well-known "Einstein ring." The mysterious object, the smallest of its kind ever seen, could help shed ...

Astronomers have discovered a surprisingly small "dark object" lurking within a distant ring of warped light. The record-breaking find could help shed light on the mysterious identity of dark matter, ...