Why Doesn’t Antimatter Anti-Gravitate?
Every massive particle exerts a gravitational force. So what do antimatter particles do?
Why aren’t there any particles that fall upwards in the gravitational field of Earth? It would be so handy – If I had to move the couch, rather than waiting for the husband to flex his muscles, I’d tie an anti-gravitating weight to it and the couch would just float to the other side of the room.
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