Radio telescopes let you study the universe by collecting faint radio waves from distant objects. To see extremely small ...

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 ...

The ASKAP radio telescope in Western Australia picked up a powerful radio signal from a NASA satellite that stopped working in 1967. (CNN) — Astronomers in Australia picked up a strange radio signal ...