Why Do We Have Hair?
The main purpose of hair is to protect the body. Hair keeps the top of the head warm in winter, and shields it from bumps and bruises. The hair in our nose and ears...
Read More
Why Do We See Stars When We Bump Our Heads?
Why Do We See Stars When We Bump Our Heads? The “Stars” we see if we receive a hard blow on the head are really a sensation of light caused by the nerves of the eye....
Read More
How Does Hair Grow?
How Does Hair Grow? Hair grows out of tiny openings (or follicles) in the skin. Each hair is a series of scaly cells piled one on top of the other. These hair scales...
Read More
Why Do People Get Headaches?
Why Do People Get Headaches? Headaches actually occur in the muscles, blood vessels, and nerves found in the head and neck. When these areas experience swelling or...
Read More
Why Does a Robin Cock Its Head to Listen?
The robin does not cock its head to listen. The robin cock its head to look for a worm poking out of its burrow. Some people believe that robins are listening for worms...
Read More