Dragonfly or Insect Spy? Scientists at Work on Robobugs.

By Rick Weiss
Washington Post Staff Writer
Tuesday, October 9, 2007; A03

Vanessa Alarcon saw them while working at an antiwar rally in Lafayette Square last month.

"I heard someone say, 'Oh my god, look at those,' " the college senior from New York recalled. "I look up and I'm like, 'What the hell is that?' They looked kind of like dragonflies or little helicopters. But I mean, those are not insects."