The inner ear is filled with fluid. It also contains a small spiral tube called the cochlea. The cochlea has lots of tiny hair-like nerves on it. It converts the vibrations from the middle ear into ...

Hair loss on legs may result from multiple causes, including alopecia, friction, injuries, skin infections, or circulation problems. When you think of hair loss, also known as alopecia, you’re ...

Tinnitus (ringing, buzzing, humming, or clicking sound in the ear) can also cause muffled hearing. These sounds can be temporary or permanent, and occurs when sensory hair cells in the inner ear ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more The best over-ear headphones deliver impressive audio performance, with sound quality that often beats ...

The best ear plugs for sleeping help reduce unwanted sounds while you nod off, whether it's traffic or a partner snoring. We tested the most popular silicone, foam and wax, reusable and disposable ear ...

Some varieties may grow 13 feet high. Unlike their cute name and shape, bunny ears cactus (Opuntia microdasys) act anything but cute with trespassers. Their green pads rock russet, yellow, or white ...

Some people experience fluttering sounds in the ears that come and go, while others may hear a continuous sound. Causes include tinnitus, dysfunction of tissues in the ear, and high blood pressure.

It often uses old structures (or ancient genes) for new jobs. The mammalian ear is a perfect example. Over the eons, the jawbones of our fish ancestors became three separate small bones that ...

The name may not be the most flattering (but it does look like gray hair), but it's an adorable cactus that's super-easy ... The pads are produced in pairs (like ears or wings!).

When it comes to enviable hair, you'd be hard-pushed to find someone with more universally appealing locks than Princess Kate. Whether she's posing for portraits, attending exclusive soirees or ...