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PROF. HOLMAN here addresses students and teachers of physics and chemistry on the concepts and definitions of physical science. Some knowledge of the experimental side of the subject and its phenomena ...

This resource is part of Science Friday’s Educator Phenomena Forum and was developed collaboratively by Jose Rivas, an engineering and AP science teacher in Lennox, California, and Sarah Han, a PhD ...

Physics is good at explaining many of our universe’s strange phenomena — from the way invisible beams of the light fan into rainbows to how rocket fuel can propel us into space. Even so, there are ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...