For this installment of "From the Archives," we answer a reader question about the monk parakeets and grackles in Austin.

People living in Chicago's Belmont Gardens neighborhood said they've been dealing with a persistent droning noise, sometimes ...

Hundreds of residents in North Myrtle Beach and Little River reported hearing loud booms that shook their homes.

Sharks at the Loveland Living Planet Aquarium in Draper, Utah, glide silently behind glass walls — but just how silent is ...

Videogames aren't as hooked on loon sonics as movies and music are, though once you know what you're listening for, the ...

Is it hard to fly a helicopter in the Antarctic cold? What do penguins sound like? How about the instruments designed to test ...

Three new species discovered on Dauan Island: two frogs and a unique gecko survive in rocky shelters in the Torres Strait.

Wondering about the most dangerous birds on Earth? We've compiled this list of the Top 20 scariest birds — some that have ...

It's spring! Connect with the beauty of the natural world. This short video offers a serene escape into the sights and sounds of springtime bliss. #short #springtime #serenity ...

The warning came amid reports of armed militias. Deposed Venezuelan President Nicolás Maduro and his wife appeared in a federal court in New York City on Monday, following their capture by U.S. forces ...