How Does Radiation Affect You?

What do people, campfires, and microwaves have in common? Investigators explore heat transfer by thermal radiation, discover the role of electromagnetic waves, and see examples of radiation while viewing a video. Scholars challenge their...

Take your class up, up, and away with an engaging weather balloon simulation! Individuals get hands-on experience in creating and launching their own airborne labs to study how temperature and pressure affect substances at 100,000...

Gamma radiation, which is harmful, is useful in treating cancers. In the second lesson in a series of four, young scientists take surveys and calculate their yearly exposure to ionizing radiation. Then they read about how harmful their...

Why does radiation occur? Learn the reason and the main types of radiation during this video lesson. Scholars discover the makeup of a radioactive atom and the effect of the different types of radiation. They then analyze and create...

Not all radiation is hazardous. Electromagnetic radiation is pure energy. Nuclear radiation comes from the atomic nucleus in which isotopes become unstable and radioactive. Share this video with your class to explore the types of...

Fortune tellers have their glass ball, futurists have their charts of trends, and science fiction writers have their imaginations. Which would you use to predict the future? See what this video has to say about predicting the...

Why can speaking in public be so horrifying and have such strong effects on our bodies? Discover the science of stage fright! Your young learners will learn about the connection between stage fright and our natural fight or flight...

Chemical attraction? Yes! High schoolers will be fascinated by the science behind the romantic feelings. They may be surprised that the eyes act first, drawing us to take a closer look, and the nose acts next, sensing major...

Spice up a nutrition, biology, or cooking class with this hot topic: the science behind the spiciness of many beloved foods. There are actually two different types of spice, depending on the chemical compound causing the pain:...

Can questions of morality, good and evil, right and wrong, and/or what is worth living and dying for...be answered by science? Author Sam Harris presents a strong case for the need for a universal conception of human values. He argues...