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Whales hear us more than we realize

Killer whales and other marine mammals likely hear sonar signals more than we've known. That's because commercially available sonar systems, which are designed to create signals beyond the range of hearing ...

May 01, 2014
5 / 5 (2) 0

The technological search for MH370's black box

As the effort to find Malaysian Airlines flight MH370 moves inexorably towards the recovery stage, the challenge of finding the plane's flight recorder (called the "black box" even though it's actually bright orange) on the ocean fl ...

Mar 31, 2014
3.8 / 5 (4) 0

List of search results for high pitch sound