/u/grandballoon's posts
Would it be possible to tie enough helium balloons to my body in order to give myself a reasonable measure of buoyancy?
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Considering how shallow our drilling into the earth has been, how much can be said about the accuracy of our impression of the earth's history?
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As stars evolve, grow larger/brighter, and older light begins to reach us, will the night sky ever get noticeably brighter?
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Would it be possible for some kind of poking or reaching apparatus to be small and gentle enough to poke the ear drum without rupturing it, and do we have any idea what that might sound like?
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Would it be hypothetically possible to build a device that jams a single radio frequency so we'd always have a convenient "dead station" for our iPods in the car?
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