Here's the scene. The audience is waiting with bated breath, you're just about to give a speech, and suddenly you notice your mouth is dry as sawdust. Why?
The box jelly has evolved a central nervous system unlike any other animal on Earth.
Try this interesting experiment! This psychological phenomenon is known as the two-point threshold, and it can be used to test for nerve damage.
Why do hands and feet sweat so much? How do hormones and the nervous system control the body's cooling system?
Have you ever tried the Spicy Pepper Diet?
According to a new study, larger animals tend to react much more slowly to physical stimuli than smaller animals.
Recent studies have shown that people with musical training are better at picking out emotional cues in sound than people without the same musical background.
What is the next thing you do after you cry a little and flinch -- well rub the area where you got the ouch? Why do that?
Have you ever stopped to wonder, mid-scratch, exactly why scratching is so effective against itching? Learn more on this Moment of Science.
Our doctors always test our knee reflexes, but why is it so important?