The latest story out of Russia is the penetration and explosion of an 11 ton meteor that streak over the Ural mountains and caused a shockwave in the Chelyabinsk region and injured more than 500, most by broken glass from windows shattered by the explosion of the extraterrestrial visitor.
The CTBTO operates 60 infrasound listening stations (among other systems) around the world for the purposes of detecting nuclear test explosions. They captured the infrasound generated by the meteor that broke up over Russia - the waves were the largest their monitoring system ever recorded. They compressed the frequency to make it audible to human frequency range and generated the audio on this video:
