hearing range is said to be roughly 20Hz to 20,000Hz, and it is known that it generally becomes harder to hear high-pitched sounds as we age. On the website ' Play Sounds,' you can play several sounds ...

Life is full of loud noises - from rock concerts to crying babies and noisy football stadiums - so it's not surprising that our ears get weaker the older we get. But just how much should you be able ...

The study of low frequency sound is giving science new perspectives on the natural world as well as helping to develop novel weapons technologies. Julian Trick reports. Sound waves so low in frequency ...