The animal sound man, as he is known online, can do up to 15 extraordinarily convincing impersonations of birds and animals. Check it out!

Ambience (sic) is a popular sleep sound app for Android. It features a clean, simple UI along with a variety of calming sounds. They include things like rain, waves, crickets, and even some music. It ...

Polar guide Havard Festo, producer Jonnie Hughes and cameraman Jamie McPherson during the filming of ‘The Hunt’ (Jason Roberts/BBC) How can you tell if a polar bear is approaching by stealth? Listen ...

Smithsonian Institution, Center for Folklife and Cultural Heritage, Ralph Rinzler Folklife Archives and Collections, 600 Maryland Ave., S.W., Suite 2001, Washington ...