Thin steel wires compacted under tension. When deployed the wires expand to assume predetermined geometric shapes formed from a tangle of the wire itself. Expansion ratios of 1:6000 are achievable. The devices could be used to prevent access by vehicles or by personnel to designated area...
| 1 | leitner.de |
| 2 | Autoblog |
Military-backed researchers have built a tiny drone that looks and flies like a hummingbird, flapping its little robotic wings to stay in the air. So far, the mock bird, built for Pentagon mad science division Darpa, has only stayed aloft for twenty seconds at a time. But that short flight w...
Thu, Jul 2 | from Wired