Crash Course
Crash Course History of Science #17: Newton and Leibniz
Who do we have to thank for inventing calculus? Whether you love or hate it, the credit goes to two people - Sir Isaac Newton and Gottfried Wilhelm von Leibniz. Learn about their myriad of accomplishments in science and math during the...
Khan Academy
Khan Academy: First Draft of the Declaration of Independence
In this video, Aspen Institute President and CEO Walter Isaacson talks to Sal about the first draft of the Declaration of Independence. [8:09]
Khan Academy
Khan Academy: Introduction to Gravity
This video covers the basics of gravity and the Law of Universal Gravitation. [15:42]
Science Friday Initiative
Science Friday: Newton and the Counterfeiter
Isaac Newton is known as one of the world's greatest scientists, developing the three laws that define the way motion works. But did you know that he had a second life fighting crime?