It was around 2005 that Simon Payne started hearing it. A strange, low, rumbling sound that travels through walls and floors and seems to come from everywhere. At first, he was convinced the noise was ...

The natural world is full of mystery, but nothing captures the imagination quite like enigmatic sounds that defy explanation. From eerie hums to strange underwater noises, these anomalies leave even ...

The global "hum" of the Earth is now helping scientists probe the planet's deep interior, a group of researchers say. Since this hum — called seismic noise, which is generated by sources such as storm ...

Can you hear the "Global Hum"? Tens of thousands all over the planet claim they can hear a strange, perpetual background "hum" (sometimes referred to as the "Worldwide Hum"). Many describe it as an ...