January 9, 2019

What mysteries remain about the brain?

The brain remains largely a mystery.  We know it is made up of about 100 billion nerve cells, called neurons, connected like wires in a giant […]
January 7, 2019

What are germs?

The term ‘’germ’’ encompasses an army of tiny terrors, including viruses, fungi, parasites and bacteria. These ‘’pathogens’’ all have the ability to spread from victim to […]
January 7, 2019

How can I stop my ears from popping when I’m flying or underwater diving?

1. Chewing gum during takeoff and landing on a plane helps equalize your ears during the periods where the pressure changes the most rapidly. 2. If […]
January 7, 2019

Why do my ears hurt when I dive underwater?

For the same reason that your ears might ache when you take off in a plane: The pressure outside your ear (in this case, water pressure) […]