Earth's mysterious 'hum' points to the sound of waves crashing across the world. Scientists first recorded Earth's low-frequency "hum" in the 1960s, but its origin was a mystery. It is now believed the hum is caused by ocean swells in the Southern Ocean, the sound of which echoes across the planet
Read Full Article
#EarthHum #OceanWaves #SouthernOcean
Read Full Article
#EarthHum #OceanWaves #SouthernOcean
www.abc.net.au
The mysterious 'hum' of Earth and what scientists think is causing it
Earth is constantly humming with an ultra-low-frequency vibration that can be picked up right across the globe and has puzzled seismologists for decades. Growing evidence suggests it is the collective sound of the world's oceans constantly moving.