This article originally published on The Conversation. Your eyes are constantly coated by tears, made of oil, water and mucus. When someone is emotional, their eyes make extra tears to let people know ...

For many people, the hot summer days are often spent swimming at the pool. But even though the water is usually clear with chlorine, it doesn't mean you should be looking underwater. And as a Mayo ...

Dear reader, I just discovered that dogs can actually smell underwater, and they swim with their eyes open. Will wonders never cease? I knew that dogs have an awe-inspiring sense of smell and that ...

For many people, the hot summer days are often spent swimming at the pool. But even though the water is usually clear with chlorine, it doesn’t mean you should be looking underwater. And as a Mayo ...