Do you remember your first portable radio? For Sjef Verhoeven, it was a Sony Walkman in 1993. As is common in the Netherlands, he would often ride his bike. That spring, he heard FM stations from the ...

With the advent of the 9V battery-powered transistor radio in the 1950s, the “Emergency Radio” was born. Unlike vacuum tube receivers with heavy batteries or unpowered crystal radios, these handheld ...

Researchers propose that hydrogen gas from the early Universe emitted detectable radio waves influenced by dark matter. Studying these signals, especially from the Moon’s radio-quiet environment, ...

Part of the world’s biggest mega-science facility – the SKA Observatory – is being built in outback Western Australia. After decades of planning, countless hours of work, and more than a few setbacks, ...