gradient field 1 Articles . Forty-Year-Old Arcade Game Reveals Secrets Of Robot Path Planning. April 28, 2016 by Dan Maloney 20 Comments . What’s to be gained from reverse engineering a four- ...

A soft electroactive gel enables untethered robots to deform, grip, and move using only external electric fields, eliminating the need for internal wiring or circuitry.

Learn how to calculate the equation of a line from a graph, work out the gradient from an equation, and visualise intercepts with this step-by step guide.