The most poetic thing I know about physics . . . .

“Every atom in your body came from a star that exploded. And, the atoms in your left hand probably came from a different star than your right hand. It really is the most poetic thing I know about physics: You are all stardust.”

Lawrence Krauss


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Energy Explorations with Rube Goldberg Machines

Rube Goldberg Toaster

When challenged to design a series of energy transformations that ultimately perform a task, these students devised a clever method of making toast. They began with a diagram of their system:


And, here’s the final product. Great job guys!