When you think of a vector, many people probably call up Vector's definition (from Despicable Me). He says: It's a mathematical term. A quantity represented by an arrow with both direction and ...

If you've been confused by the difference between vector vs raster graphcis, you're in luck, because we're about to break it all down for you.

Here's where you use the right-hand-rule: Let the fingers of your right hand curl in the direction of rotation. Your right thumb points in the direction of the angular velocity vector.

Anki's Vector is a home robot with a personality. It can recognize voice commands, detect familiar faces, and play games -- and that's just the start.

How do we distinguish the north pole from the south pole of planets other than Earth? Is it an arbitrary selection, or is there a magnetic field direction we rely on? Gary George Cincinnati, Ohio ...