A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of ...

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A communications satellite out of commission since 1965 is chirping at the Earth in radio frequencies. What is happening? We ...

After taking a closer look, however, the team realized that the only viable source for the burst was NASA’s dead Relay 2, a ...

LOFAR detects a faint radio 'mini-halo' from 3.8 billion years ago, revealing how galaxy clusters evolved in the early ...

Learning Waves is relaunching its Radio Presenter Course this autumn, offering aspiring broadcasters in Ireland a direct ...

Between 50 and 1,000 kilometers above our heads is the ionosphere, a layer of Earth's upper atmosphere consisting of charged ...

A faint radio glow reveals a million-light-year halo enveloping one of the earliest galaxy clusters, hinting that energetic ...

On many occasions we focus on discovering what happens beyond our earthly borders, that is, in space. However, there are still many situations on our planet that surprise experts b ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

A NASA experiment has picked up bizarre cosmic whispers—and they’re defying everything we thought we knew about particle physics.