Physical Science

Physical science is the study of the physical world around you. Learn about everything from electricity to magnetism in this section.

Acoustics is the science of sound as it reacts to air, water and solid materials. Learn about topics from radar to white noise, plus find out why you can hear the ocean in a seashell.

Chemistry is the science of matter and the changes it undergoes during chemical reactions. In this section, learn about everyday chemistry, from chlorine beach to helium, and even why chocolate turns gray.

Electricity is a major force of nature. In this section, you can learn how electricity works and what its potential uses are.

Forensics is the examination, through physical evidence, of a criminal event or incident. Learn about the various types of forensic disciplines and how they are used to bring the guilty to justice.

The history of physical science explains how some of the major physics concepts were discovered. Check out these articles on the history of physics.

Magnetism is all around us. Here you can find out how magnetism affects everything around you.

Math is often called the universal language because no matter where you're from, a better understanding of math means a better understanding of the world around you. Learn about math concepts such as addition, subtraction, fractions, ratios and more.

Everything in the universe is comprised of matter. Check out these articles for a better understanding of matter and how it affects you.

Nuclear science is the study of sub-atomic particles and their application in various disciplines. Here you can learn about nuclear power plants, atomic theory and radiation.

Optics is the study of the properties and behavior of light. In this section you can learn about everything from holograms to lasers and lenses.