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Why make an artificial butterfly out of wood and plastic? Researchers think it can shed light on the mechanics of butterfly flight.
This week, Donald and Eric debate the dangers of robots, geodesic playgrounds, and real-life lightsabers. Plus, we take a look at some invisible cables, giant air multipliers, Catan for Microsoft Surface, and the e-reader's race to the bottom.
Too busy trying to recover your vuvuzela-damaged hearing to keep up with Crave all week? Here's what you missed while you were filtering the din.
Researchers at Japan's Chiba University have unveiled an MAV modeled on a hummingbird. Designed for rescue, it flaps its wings 30 times per second.