The purpose of the circuit is to imitate the chirping of the cricket for use as gadgets for amusement and props while being powered by 5V to 12V batteries. The purpose of the circuit is to imitate the ...

You might be hearing a familiar chirping in your house. Maybe it's keeping you up at night. That chirp is the sound of crickets rubbing their wings or other body parts together. Crickets chirp as a ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

When animals 'sing' sitting on the ground -- such as when crickets chirp -- their volume and reach increase dramatically, by as much as ten-fold. This result contradicts long-held beliefs in the field ...

To most people, the sound of Chicago is the bat cracking at Wrigley Field, children splashing along the lakefront, or the L train rumbling overhead. To Giovanni Aloi and Chris Hunter, the city sounds ...