[Original post on the Sciblogs The Official Sciblogs Podcast site] Happy New Year! May 2012 be a wonderful year to you all. To start off the new year, aimee and Elf discuss last week’s announcement of the successful build of a temporal cloak, thorium’s potential as an alternative nuclear energy source and zombie bees! Also, […]
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Pushing stuff with light: how Crookes radiometers work
Yesterday, I bought a Crookes radiometer. And proceeded to play with it. This post has come out of people asking me ‘how does that work?’ A Crookes radiometer is a simple little device, generally now produced as a novelty item. It allows the quantitative (i.e. wif all numbers in) measurement of the intensity of electromagnetic […]