/u/WholeWideWorld's posts in /r/askscience
Bill Gates, in his 1996 book 'the road ahead' says that 'a signal doesn't move any faster through a fiber-optic cable than it does through a wire', is he wrong?
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Where would I have to stand on the earth the next coming midnight GMT to be able to look directly upwards and see the galactic core of the Milky Way?
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Do black holes suck things in indefinitely? Will everything get sucked in given enough time? Do they have an end?
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How can I power a circular saw rated 1.8kw with my car battery and an inverter? What are the maths involved?
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2D shapes of constant width allow movement in one dimension, 3D objects in two - please help me visualise how the 4th dimension relates to movement in three dimensions. Or any loosely related topic would do just great.
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Is there a way to utilize all the ambient EM radiation in our environment to generate useful energy?
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