Slideshow: Robots Generate Some Buzz

Two robots go head-to-head in the First Frenzy game.

The Cheesy Poofs are considered the most formidable team in the First Frenzy competition.

A child investigates Ziggy, a robot from GotRobots.com.

Nicholas Hoza, team captain of Darpa Challenge hopefuls The Prodigies, sits on eXpeditor.

Two teams' robots prepare for First Frenzy battle.

Two battlebots sit on display at RoboNexus in Santa Clara, California.

Jascha Little says he designed this giant exoskeleton to give a human who wears it great strength.

The Cheesy Poofs' robot goes for a slam dunk in the First Frenzy game.

Segway inventor Dean Kamen stands on one of his self-balancing scooters at RoboNexus.

A black cat robot arches its back, just in time for Halloween.

Woodside High School's team preps its robot for First Frenzy.

Kids play with the robots in the First Lego League game.

A child hides from a marauding robot at RoboNexus.

Life-size robot HRP-2 demonstrates its turning skills.

IRobot's Swarm robots demonstrate their intelligent motion skills.