Have you ever seen a Rube Goldberg machine? They're wacky inventions that complete simple tasks incredibly inefficiently. Usually they're gigantic and live in warehouses. But this one fits in a suitcase.
Maybe the experienced twitchers amongst you are already onto this, but we have just found our new office-meditation tool and/or guide to impressing a select group of friends with uncannily accurate bird-call imitations.
Remember the old boiled-egg-getting-sucked-into-a-bottle trick? Linda Dong does – she's dedicated her online photo project, Simple Science, to "the beauty inherent in simple scientific concepts and experiments".