Earthquakes sway buildings, buckle terrain, and rumble -- both audibly and in infrasound, frequencies below the threshold of human hearing. New computer modeling by a team of researchers indicates ...

Our atmosphere is filled with sounds that we cannot hear. The Earth hums; volcanoes howl, pop and whistle; storms roar menacingly; and meteors scream before exploding high above the ground. We are ...

Details of tornadoes and infrasound frequency detection. Design aspects of the GLINDA system. How GLINDA can be used for early warning systems. “My mind was racing with a million thoughts, regrets, ...

2003-02-24 04:00:00 PDT Denver-- In rumbling tones far lower than the sounds that human ears can hear, a symphony of mysterious noises constantly assails the entire globe, and scientists are learning ...

Infrasound is too low-frequency for humans to hear. It has been mistaken for ghosts, has been known to cause nausea and headaches in humans, and is used to monitor the testing of nuclear weapons. It’s ...

The Cotopaxi, a volcano located sixty miles from the city of Quito in Ecuador, is considered a dangerous volcano. More than 300,000 people live nearby and eruptions in the past have caused widespread ...

When I was eight years old, I was on the verge of being eaten. Terrified, I buried myself underneath the blankets, and nervously listened to an unearthly howling directly outside my bedroom window. I ...

The shock wave from Friday's (Feb. 15) meteor explosion above Russia sent subsonic waves through the atmosphere halfway around the world. Up to 11 sensors in Greenland, Africa, Russia's Kamchatka ...