Physics Girl
Is This Really 3D?
What we call 3-D is only a good substitute. Part of a larger playlist on physics, an interesting video demonstrates different attempts at three-dimensional perception. The final example shows a true 3-D projection in the form of a...
Be Smart
How To Hit A Major League Fastball (According to Science)
A baseball player with a vision of 20/7.5 can clearly see an object 20 feet away that normal folks could only see clearly at 7.5 feet away. This fact along with other interesting examples are explored in a video that explains how senses...
Science for Kids
Science Kids: Sports Videos: Reaction Time
See how athletes' hand-eye coordination is tested as they try to catch fast moving tennis balls with both hands. [5:01]