The cochlea is the spiral-shaped structure within the inner ear responsible for our sense of hearing. To fully understand ...

I love visiting with my grandma. But sometimes I have to talk loudly so she can hear me. I asked my friend Christine Portfors why that is. She’s a biologist at Washington State University. She told me ...

This article was reviewed by Knox Beasley, MD. Key Takeaways: Each hair follicle is a tiny but complex structure. From the ...

Groundbreaking study could rewrite textbooks about how hair grows and spark new treatments - Advanced microscopy technique ...

Hair cells in the inner ear detect mechanical stimuli from sound waves and convert them into electrical signals that the brain can interpret. Some animals, such as zebrafish, can regenerate their ...

While humans can regularly replace certain cells, like those in our blood and gut, we cannot naturally regrow most other parts of the body. For example, when the tiny sensory hair cells in our inner ...

Human cells are extremely small and tightly packed – at about 20 micrometers across, ...