There’s an old saying that the sun knows when to rise because the roosters crow to tell it. The sound of a rooster crowing has symbolized the crack of dawn for centuries. Cultures all over the world ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Most people have heard the crowing of a rooster early in the morning, and many wake up to this sound. This was particularly common in earlier times. Have you ever wondered how roosters know when dawn ...