Why does a balloon stick to the ceiling after you rub it on your head? The answer is static electricity. What is static electricity? Static electricity is that little zap you feel when you touch metal after walking across the carpet in your socks. How does it work? Electrons are miniscule particles, so tiny they […]
It is impressive to visit the wonders of our world. Sites like the Amazon Rain Forest, and Niagara Falls are breathtakingly beautiful. Among these sites is that of The Grand Canyon. Located in Arizona, USA this canyon stretches out across almost 300 miles and contains some of the most picturesque views on Earth. Even this […]
Cells are the basic unit of all living things, from single cells that compose the simplest organisms to trillions of cells in the human body’s intricate structures. Every living entity on Earth is composed of cells. We call this the cell theory. According to the cell theory, cells are the fundamental building blocks of living […]
Most of us have played ‘The Floor is Lava’ game. Magma from the Earth’s core provides an interesting imaginary challenge for young children to avoid, but in the real world, this molten rock can be explosively powerful. Volcanoes are one of the most destructive forces on Earth. In the past, they have been responsible for […]
It is often stated that dogs are man’s best friend. Why do you think this is the case? Why do two species which are so different from one another, get along so well. The answer lies in something called artificial selection. What is artificial selection? Artificial selection, or selective breeding as it is often called, […]
Living things are divided into six kingdoms of life based on how they are alike and how they are different. The largest of these kingdoms is the animal kingdom. Animals come in many different shapes and sizes. Some have exoskeletons, while others have no skeletons at all, and still others have highly evolved internal skeletons. […]
One of the most powerful, albeit slow moving forces of nature are glaciers. A single glacier can carve out vast canyons in the side of a mountain and move millions of tons of rock and debris. Glacier ice is anywhere from the size of a bus to hundreds of kilometers long and several kilometers wide. […]
Pandas are large animals with famously black-and-white fur. Such vivid coloring in the wild might seem like an invitation for predators such as leopards, or tigers to see and attack them. Surprisingly, researchers have found that the coloration which does not seem to be very effective at camouflaging them still offers them protection. “In its […]
One of the most breathtaking things to see with your own eyes, through a telescope, are the rings of Saturn. These beautiful rings looked like lobs or ears to ancient astronomers. Today we know that they are massive rings of orbiting dust, ice, debris, and moons. How did these rings form? There are three competing […]
All matter exists in one of three phases or states. These phases are solid, liquid, or gas. A fourth state also exists, which is plasma, but in this article we will focus only on the first three, since they are far more common. Most of the matter in the Universe exists in a gas state. […]
