Astronomers may not have found a sign of the universe’s first stars after all

A new experiment finds no hint of the ‘cosmic dawn’ claimed by an earlier study

photo of an antenna on a raft floating on a lake in India

An antenna on a lake in India (shown) found no sign of the universe’s first stars in the radio waves that the instrument picked up, calling a previously reported measurement into question.

SARAS 3 team

A new study casts a haze over a hint of the universe’s first glimmers of starlight.