Radio signal from 8 billion light-years away could reveal the secrets of the universe's 'dark age'
Astronomers detected a radio signal from deeper in space than ever before, using a cosmic trick first predicted by Einstein.
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Astronomers detected a radio signal from deeper in space than ever before, using a cosmic trick first predicted by Einstein.
A team of astronomers detected special radio signals, known as the 21-centimeter line, from a galaxy located roughly 9 billion light-years away that could help scientists learn more about how early galaxies form.
Astronomers have detected a radio wave from the most distant galaxy yet that may point to a way to investigate the birth of early stars.
Hydrogen is a key building block of the cosmos.
The signal is more than eight billion years old, having travelled across the universe to reach Earth.