The Allen Telescope Array, Hat Creek Radio Observatory. Credit: Alexander Pollak. Radio interferometry is a technique in radio astronomy where signals from two or more radio telescopes are combined to ...

Scientists have detected a powerful radio signal originating from a galaxy 8 billion light-years away, marking a significant milestone in our understanding of the universe. This discovery not only ...

Understanding how the universe transitioned from darkness to the emergence of stars marks a critical shift known as Cosmic Dawn. Yet, astronomers have struggled to unravel details about the first ...

Astronomers in Australia picked up a strange radio signal in mid-June — one near our planet and so powerful that, for a moment, it outshined everything else in the sky. The ensuing search for its ...

It’s been nearly 50 years since astronomers detected the most famous space signal we’ve ever received—a 72-second radio burst that lit up a printout at Ohio State’s Big Ear radio telescope in 1977.

Despite an earlier announcement that Radio Martí was back on the air following a presidential executive order that suddenly halted the U.S.-funded radio broadcasting to Cuba, its signal is probably ...

As drones have risen to prominence on the battlefield, so too has electronic warfare, in which adversaries attempt to mask, ...

So, has the long-dead satellite has suddenly sprung back to life after nearly 6 decades? Astronomers say that's unlikely. The team of astronomers discovered the strange signal while hunting for bright ...