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The hum of the Earth: Scientists record the planet’s constant low-frequency ring

For decades, seismologists have known that Earth is never completely still, even when no earthquakes are happening and no volcanoes are erupting. Sensitive instruments worldwide record a continuous ...
The Christian Science Monitor

Mysterious hum: The hunt for a source

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Astronomers hear a mysterious ‘hum’ across the universe; one explanation begins with strange dark stars 13 billion years ago

Astronomers may have found a new way to investigate the Universe's first supermassive black holes. A faint gravitational-wave hum detected through pulsars could contain clues about ancient objects.
The Mirror

Scientists capture mysterious hum from deep inside the Earth - but no one knows what it is

Scientists have captured a mysterious hum coming from deep inside the Earth, but they are still no closer to working out what it is. It has long been known that the Earth constantly generates a ...
The Guardian

Scientists rumble Earth's hum

Scientists have solved the mystery of a global hum which has plagued them since it was discovered in 1998. The constant drone at low frequencies, well below the range of human hearing, shows up in ...