Category: Health

You know that sound comes from vibration which are picked up by the pinna (external part of the ears). Then the vibrations vibrate your tympanic membrRead More…

Have you ever held a plastic ruler over the edge of a desk or table and whacked the end of it? If so, you would notice a funny sound. This sound changRead More…

How do you think animals know we’re around long before they see us? Sure, most have a powerful sense of smell, but they can also hear us first. In tRead More…

Some groups of muscles are stronger than others because each group is designed for a different and specific function. It just makes sense that the musRead More…

Our sense of touch provides us with information that helps us to process and explore our world. Nerves play an important part in the sense of touch byRead More…

Involuntary responses are ones that you can’t control, but they are usually in place to help with survival. One good example is when you touch sometRead More…

This experiment not only explains how your body uses oxygen, but it is also an experiment in air pressure circles – bonus!  You will be putting a dRead More…