Our hearing picks up a limited range of sounds, limits that were used successfully to keep teenagers from congregating outside British grocery stores by a device called the “teenage sound repeller." ...

A horse's whinny is an unusually distinctive mix of sounds including both high and low frequencies. Reporting in Current Biology, researchers demonstrate how horses produce high-frequency sounds that ...

High frequency hearing loss is a disorder that affects a person’s hearing. People with high frequency hearing loss have trouble hearing high frequency sounds. Exposure to certain types of noise is the ...

At $999, the FiiO FA19 audiophile in-ear monitors claim extremely powerful, deep bass without sacrificing the finesse of high frequencies. Over the past 24 months, we’ve have witnessed a rather ...

The hedgehog is one of Europe’s most familiar and well-loved wild mammals. Many people encounter them in gardens, hear their snuffling at dusk, or glimpse their spiny shapes moving through the night.

Anna Baluch is a freelance writer from Cleveland, Ohio. She enjoys writing about a variety of health and personal finance topics. When she's away from her laptop, she can be found working out, trying ...

A special technique produces very wide loop BWs in high-frequency PLLs (and hence, indirect (PLL) synthesizers), thereby achieving very low phase noise rivaling that of direct (MMD) synthesizers. A ...