Earth's magnetic field occasionally bursts into song — but these compositions are written with electromagnetic radiation, not sound waves. When converted to audio signals, though, these strange ...

The 'chirps' result from scientists converting these electromagnetic signals into audio for analysis ... from Earth, where the magnetic field behaves in a predictable dipole pattern—much ...

The first steps toward inventing radio involved discovering electromagnetic waves and their potential. Hans Christian Oersted was the first to proclaim, in 1820, that a magnetic field is created ...

Scientists have discovered a surprising space phenomenon: electromagnetic waves called "chorus waves" emitting a sound ...

We live in an electromagnetic soup ... occurs with the correct orientation relative to the Earth’s magnetic field, a whistler can result. A whistler is a tone that descends in frequency over ...