There is an old wives’ tale that a duck’s quack has no echo. This has been proven not to be true in what can only be described as the best duck experiment ever. But the rumor has a basis in truth.

It’s not just ex-NASA engineers who are trying to develop easier-on-the-ear car horns. Researchers in South Korea, too, have been working on creating the ideal honking sound that isn’t as grating as ...

Researchers are tackling sound pollution from loud car horns by developing a beep which apparently sounds like a duck's quack. The pleasant-sounding horn is designed to alert people to danger while ...