Secondary gravity waves are ripples in the atmosphere created when primary gravity waves, like those triggered by a volcanic ...

Have you ever watched a penguin dart through icy blue waters and wondered how these plump, flightless birds move with such ...

Imagine standing on a rocky shore, feeling the salt spray on your face and hearing the soothing crash of waves. Beneath the ...

Rip currents are silent killers. These fast-moving channels of water can reach speeds of 1 to 2 feet per second, but have been measured as high as 8 feet per second.