Physicists have figured out how to move an object in three dimensions without the need for any physical contact, just by the clever use of magnets. Magnetic Levitation, MagLev for short, is the ...

Imagine trying to catch a fragment of a rocket nozzle in orbit above Earth’s atmosphere. The fragment is travelling faster than a bullet, and tumbling rapidly end over end. Around 27,000 orbiting ...

There’s a long-circulating meme on the internet that is basically a question: Would a magnet-propelled vehicle work? (Here’s a version of it posted on Reddit.) It’s a very simple drawing of a pickup ...