As a bat swoops through the night sky, it chirps out high-frequency calls and listens for the echoing sound waves to navigate the dark forest. Those chirps may be above the hearing range of most ...

Ultrasound is perhaps best known as an imaging technique to monitor pregnancy or disease. When these sound waves are highly ...

By connecting fossil evidence with modern genetics and computer simulations, Liu’s team has revealed how a tiny set of ear ...

When saltwater fish long ago evolved to live in fresh water, many of them also evolved a more sophisticated hearing system, ...