What’s new in exploration ///

Let’s take a ride on a seismic wave. The setting is offshore, and a cylindrical steel airgun is just now charging up, the pressure building until a signal triggers the release of compressed air. The gas expands rapidly, generating a bubble and a pressure wave in the water; a seismic wave is born. The wave takes off in every direction, but let’s follow it straight down toward the seafloor.

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