Tide-borne pebbles on the seabed can drown out other ocean noises.
Joel Shurkin, Contributor
Mechanical engineers reveal secret to bottle-exploding trick.
Inside Science Television
Terahertz technology penetrates walls, wood, plastics, paper and other objects.
Bullfrogs' hair cells yield clues on how humans detect faint sounds.
Peter Gwynne, Contributor
In certain conditions, tree sap may reach extreme negative pressures and emit popping sounds.
Charles Q. Choi, Contributor
Acoustical analysis reveals the anatomy behind the fascinating array of sounds people can make.
Engineers develop a new airplane design that is more energy efficient and quieter.
Biologists discover new properties in bat ears.
Innovative imaging technique reveals similarities between high and more common notes.
Inside Science is an editorially independent news service of the American Institute of Physics