In Simple Machines, Bill careens around on a roller coaster and furiously pedals his bike on the Tour de Science to show that simple machines doing complicated things can be found everywhere.

Safety Smart Science with Bill Nye the Science Guy explores the science of safety by going behind the scenes at Underwriters Laboratories and discovering how products that use electricity are fire-tested to ensure they meet safety standards. By explaining the science of fire, including the roles heat, fuel, and oxygen play, Bill demonstrates how fire can be helpful as well as destructive.

Have you ever wondered what holds the ocean on the Earth? Or what makes the Earth round? Perhaps you've thought about what holds humans to the ground? Host Bill Nye provides the explanation for these and other questions about the Earth's gravity

Shows how climates throughout the world are created and discusses weather and the effects of climatic changes on our lives.

Bill Nye demonstrates how airplanes, birds, and helicopters create differences in air pressure to develop lift for flying

What's the big deal about atoms anyway? In ATOMS, Bill Nye explains how atoms combine to form molecules and that even though they're too small to see with our eyes, they are the building blocks of all matter.

In CHEMICAL REACTIONS, you'll have a blast watching the explosive examples Bill Nye uses to explain that everything is made of chemicals. Guest star Candace Cameron shares the lab with Bill and shows that fire is actually a chemical reaction.

Bill Nye shows that flowers are more than just pretty faces. They make seeds, play a key role in pollination, and help plants to reproduce.

In this attractive episode, Magnetism, Bill shows all kinds of unexpected places where magnets can be found. In fact the Earth itself is a huge magnet! Find out how to make a compass and why opposites attract