/u/omegaaf's posts in /r/askscience

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When a neodymium magnet is held close to a running microwave, it vibrates. What is this action called?

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Possibility of travelling at twice the speed of light?

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Is there any form of purely electrical propulsion in a zero gravity vacuum? [x-post from askreddit]

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By purely electrical, I mean doesn't use a form of propellant, but magnetic fields, or with static or through temperature or some strange quirk of nature or frequencies. Edit: Another related question, in a zero gravity vacuum, what could potentially be exploited to provide propulsion?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When a neodymium magnet is held close to a running microwave, it vibrates. What is this action called?	1
Possibility of travelling at twice the speed of light?	1
Is there any form of purely electrical propulsion in a zero gravity vacuum? [x-post from askreddit]	1
By purely electrical, I mean doesn't use a form of propellant, but magnetic fields, or with static or through temperature or some strange quirk of nature or frequencies. Edit: Another related question, in a zero gravity vacuum, what could potentially be exploited to provide propulsion?	1