A mysterious sound heard booming from deep under the ocean waves has finally been traced to a fascinating source. First recorded in 2014 in the west Pacific, the "biotwang" is actually the call of the ...

The top layer represents the location of the sound source and the path of sound propagation (A). The bottom layers represent convergence zones with different sound propagation paths (B-F). Sound waves ...

Strong waves from Antarctica are hitting the Pacific coast of the Americas with greater intensity, increasing coastal risks.

AMHERST, Mass. — Brian House, in long beard and muck boots, leads me through a pine forest on a cold afternoon until, on the edge of a marsh, we find it: an array of three circles formed by plastic ...