Featured in motion
Why you never forget how to ride a bike
A once-in-a-lifetime lesson.
Bodies In Motion: Exploring the Human Limits of Future Travel
The limits of travel are defined not by what vehicles can do, but by what vehicles can do to us. So how much can we take?
International Experiments In Relative Motion
Watch a dedicated Japanese research team fire a ball from a speeding pickup truck — all in the name of science
Using a webcam and gesture-recognition software, engineers create a motion-detecting air guitar that really rocks.