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Tag Archives: infrasound

Meteor explodes over Russia

By Janet Raloff / February 18, 2013

This streak of light shows the meteor’s entry into Earth’s atmosphere. The image was captured by a European weather satellite. Credit: EUMETSAT

Surprise: No one saw it coming

Posted in Earth & Sky, Space | Tagged asteroids, atomic bomb, celestial objects, Chelyabinsk, getinvolved, Hiroshima, infrasound, kilotons, Margaret Campbell-Brown, meteor, meteorite, NASA, National Atmospheric and Space Administration, orbital debris, Russia, Russian Academy of Sciences, shock wave, sonic boom, topstories, Western Ontario University

Elephant songs

By Stephen Ornes / August 20, 2012

Elephants sometimes communicate with sounds below the range of human ears. Researchers recently found that air rushing through the larynx can create the superlow sounds. Credit: Angela S. Stoeger

Scientists figure out how elephants make their low, low rumble

Posted in Physics | Tagged getinvolved, infrasonic, infrasound, physics, sound, Sound waves; infrasound; infrasonic; elephant; larynx; Christian Herbst; University of Vienna; Peter Wrege; evolution; adaptation