The News Of Tomorrow, Today
The News Of Tomorrow, Today
Sonar
Dharna Noor
Horseshoe bats’ unique noses and big, flexible ears make them nature’s most dynamic sonar arrays. Engineers built a mechanical version and they’re testing it on a quadcopter drone.
An international team of researchers have finally discovered the source of a weird, low-frequency rhythmic sound that has puzzled scientists and submarine sonar operators for more than half a century. Listen to it.
Space may be the final frontier of exploration, but there’s plenty of Earth left unmapped too — from the giant canyon recently discovered beneath Greenland to American waters that have been left largely unexplored. But that’s quickly changing, thanks in part to Bob Ballard’s latest project.
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