Tag Archives: acoustics

DARPA extinguishes flames with sound frequencies

Citing a lack of innovation in fire-extinguishing methods over the last 50 years, the Defense Advanced Research Projects Agency (DARPA) last week revealed an ear-buzzing new method for putting out fires: blast it with fine-tuned frequencies. Officially referred to as… Continue reading

Category Military and Govt. Ops, Science Tags , , , ,

Sonoluminescence – light & heat from imploding bubbles

Sonoluminescence can occur when a sound wave of sufficient intensity induces a gaseous cavity within a liquid to collapse quickly. This cavity may take the form of a pre-existing bubble, or may be generated through a process known as cavitation.… Continue reading

Category Science, Videos Tags , , , ,