August 22, 2011 Add as a preferred source on Google Add as a preferred source on Google If you're without a compass and lost in the wilderness, you can create what MAKE Magazine calls a "cup ...
Can't see the video? Download an mp4 [22 MB] version of this video. Fill a glass with water and grab a few steel paperclips. It won't surprise anyone to 'discover' that paperclips don't float in water ...
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