CAPE CANAVERAL, Fla. - Twin spacecraft have captured the clearest sounds yet from Earth's radiation belts - and they mimic the chirping of birds. NASA's Van Allen Probes have been exploring the ...
NPR's Scott Detrow speaks with Matthew Medler of the Cornell Lab of Ornithology about the best bird sounds of 2025 from their vast collection of recordings, and why their selections made the list.
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