A nervous system circuit in fruit flies toggles between supporting stabilizing body posture reflexes or dynamic voluntary action like walking. In a fruit fly, nerve cells that detect limb movement are ...

In a fruit fly, nerve cells that detect limb movement are silenced when the insect walks or grooms. This on-off switch may help the nervous system to shift between two states: one helps keep the body ...

We need to be aware of our body to move properly, and we have special neurons in our muscles that can tell our brain what various parts of our body is doing. Our sixth sense, proprioception, is ...

Have you ever stumbled on uneven ground (or even ground) but somehow caught yourself before you fell? That’s proprioception, your body’s built-in GPS. It’s your body’s ability to sense where it is in ...

Our human senses apparently don’t stop at five—as recent research shows, we may have over thirty. Most of our experiences are ...