In a world where you can reach out to almost anyone else in an instant using flashy apps on the Internet, HF radio’s reputation ... is a hardened radome for the UHF satellite link.

The new image is the stunning achievement of the Event Horizon Telescope project, a global collaboration of more than 200 scientists using an array ... over the 66 radio antennas of the Atacama ...

Voyager 1 is now using a radio transmitter it hasn’t relied on since 1981 to stay in contact with its team on Earth while engineers work to understand what went wrong. As the spacecraft ...

They found a new giant radio galaxy that had not been ... maps of three GRGs within the COSMOS field using MIGHTEE L-band data and new MeerKAT UHF band observations," the researchers wrote in ...