M iles upon miles overhead, there is a field in the atmosphere that shields the Earth from space energies that could be ...

They can make a remarkable variety of sounds. But why is a barred owl more of a baritone, while a cedar waxwing is a soprano? And what influences a bird’s vocal range, and the kinds of sounds it can ...

Oh, these beautiful fall days and nights are here again. The leaves are turning, the air is crisp, and the nights are cool. As always, the seasons are changing and the birds are changing with ...

Researchers at the University of Wisconsin-Madison have conducted the first global study into the factors shaping bird ...

Tell us about this library as a whole and why it's so important to you to collect all these sounds. MEDLER: Yeah, so the list is really a celebration of the beauty and diversity of bird sounds ...

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.