WASHINGTON—Waterfalls have a specific threshold of water flow that must be maintained to preserve their characteristic sound and appearance, according to research that used audio recordings and images ...

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.

‘The first aspect we should note about Milford Sound,’ shouted our cruise guide over the noise of the humming engine of the boat, ‘is that it is not a Sound. In fact the dozen-plus sounds you may hear ...

Dan Stowell is a co-founder and shareholder of Warblr Ltd. He receives funding from the UK Engineering and Physical Sciences Research Council for his research on bird sounds. The sound of birds is ...

DETROW: That chirping you're hearing right now is the western meadowlark. It's one of the sounds that made the Macauley Library's list of best audio recordings of 2025. The library is an online ...