This tray of chocolate has been cooked in the microwave. Robert Kramf measures the distance between the hot spots that appeared on the surface of the chocolate to find the half distance between the wavelengths the microwave emits. This can be extrapolated by millions to find an estimated speed of light using only chocolate.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.