A radio signal nearly 9 billion light-years away from Earth was captured in a new recording, detected by India's Giant Metrewave Radio Telescope. McGill University said in a release that this marked ...

A radio signal 9 billion light-years away from Earth has been captured in a record-breaking recording, Space.com said Friday. The signal was detected by a unique wavelength known as a "21-centimeter ...

In a groundbreaking discovery, astronomers have detected a unique, repeating cosmic radio signal originating from an unknown object in space. The mysterious signal, detected every 44 minutes, is ...

Caitlin O'Kane is a New York City journalist who works on the CBS News social media team as a senior manager of content and production. She writes about a variety of topics and produces "The Uplift," ...