This amazing/disturbing picture is of a giant weta, the world's biggest insect at a whopping 71 grams in weight. Wetas are cricket- or grasshopper-like insects native to the smaller islands of New Zealand, having been eradicated from the larger islands due to recently-introduced rats and other mammals. It's been officially named as the heaviest adult insect in the world (though some insects, like the Goliath beetle, attain higher weights in their larval stages).
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.