Once you know how planes fly, you’ll want to know how fast they go. Here you'll find explanations of the terms Mach and Supersonic.

The odds are pretty good that you've used Metadata. So now is a good time to find out exactly what it is.

We explore the differences between Mono-cultural and Poly-cultural farming.

Definition and description of mutation and antibiotic resistance.

We get a little background on Sir Isaac Newton, along with a detailed look at his First Law of Motion.

A detailed look at Newton's Second Law of Motion, which states that a force acting on a body is equal to the acceleration of that body times its mass.

A definition and explanation of nitrogen and photosynthesis.

The students of Southwire's Engineering Academy break down Root Cause Analysis to its...root cause.

White Oak Pastures employees explain what the Serengeti Rotational Grazing Model is.

An explanation of sound basics, including how sound waves dissipate over distance.

This content was developed under a grant from the U.S. Department of Education. However, this content does not necessarily represent the policy of the U.S. Department of Education, and you should not assume endorsement by the Federal Government.