What Are My Taste Buds?
Your tongue is covered with little bumps that are called “papillae”. Inside each papillae are special cells that form your taste buds. Liquids in your mouth wet the...
Read MoreWhy Does the Highway Look Wet on a Hot Day? On a summer day you may have noticed a pool of water ahead of you in the road. When you get closer, the pool of water...
Read MoreHow Do Water Striders Walk on Water? Water striders, or pond skaters, are held up by the surface film on a body of water. Find a marsh, pond, or quiet creek, and...
Read MoreWhat Causes the Change of Seasons? The movement of the Earth around the sun causes the seasons. The Earth is tipped slightly as it moves along its path around the sun....
Read More