Robot expo held in France

Fish robots Jessio by Robotswim float in a tank of water during demonstration at the Innorobo Exhibition in Lyon March 23, 2011. [Photo/Agencies]

Specials

The "Super Moon" arrives at its closest point to the Earth in 2011.

The probability of being exposed to a life-threatening level of radiation is quite slim.

Worried Chinese shoppers stripped stores of salt on radiation fears.