ULAN BATOR (Reuters Life!) - Bitonal humming is not a common form of patriotic protest, but for traditional Mongolian singers, it was the best way to lay claim to an art form they say has been usurped ...

Many animals produce sound to communicate with each other, and bats are no exception. But bats are extreme when it comes to sound production. Bats can produce a range of frequencies, also known as the ...

If you've ever listened to death metal rock or Mongolian throat singing, you'll be familiar with the growling vocals that are part of both. Well, bats make similar sounds, and it turns out that they ...