The idea of inertia is that in a vacuum, where there is no friction, objects move along in a straight line at constant speed until you push on them. This tendency was first isolated by Galileo, who ...
A new theory of inertia could explain how NASA is generating thrust with a new drive design, and may even show them how to make it more powerful. Share on Facebook (opens in a new window) Share on X ...
NASA’s controversial EmDrive is a curious development. A reactionless propulsion drive that, by all known laws of physics, shouldn’t work, but it does. Despite successful tests, a number of physicists ...
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