A worker adjusts a pole dancing robot during preparations at the CeBit computer fair in Hanover, March, 5, 2012.
ASIMO, a humanoid robot created by Honda, serves tea to a visitor during the Johannesburg International Motor Show at Nasrec in Johannesburg, October 6 2011.
This undated photo shows a a white plastic rabbit connected to a Wi-Fi network in Atlanta, Ga. Under new owners, Aldebaran Robotics, the smart rabbit is back. Dubbed Karotz, the rabbit has new features. Karotz connects to Wi-Fi networks as it has done before. But some of the new features don't quite keep pace with other smart devices namely phones.
Journalists look at a full-size model of Japan's popular robot animation character Gundam standing in front of a new shopping mall in Tokyo's Odaiba waterfront area Tuesday, April 17, 2012. The 18-metre (60-foot)-tall Gundam greets shoppers at Diver City Tokyo Plaza which opens on Thursday.
Visitors look at the 'snake robot' developed by India's Defence Research & Development Organisation (DRDO) at the 7th International Land and Naval Defence Systems Exhibition in New Delhi, India, Sunday, April 1, 2012.
Panasonic's 'Evolta' swim robot, powered by the company's Evolta rechargable batteries, is demonstrated at a pool during a news conference in Tokyo September 15, 2011.
Robots perform at Marine Robot pavilion of the EXPO 2012 Yeosu Korea site in Yeosu, South Korea, Friday, April 20, 2012.
Panasonic's hair-washing robot washes hair on a mannequin at a demonstration in Tokyo October 4, 2011. The robot was developed for those who have difficulties with washing their hair. The process from washing to drying can be completed automatically using advanced robot fingers after the robot scans the user's head and recognizes its shape, the company said.
An employee of Japan's Murata Manufacturing Co. presents the company's bicycle-riding robot 'Murata Seisaku-kun' at CEATEC JAPAN 2011 electronics show in Chiba, east of Tokyo, October 4, 2011.
Therapeutic robots named Paro being charged at the office of the Suisyoen retirement home about 30km (19 miles) south of the tsunami-crippled nuclear plant in Iwaki, Fukushima prefecture, July 28, 2011. For some elderly survivors of Japan's earthquake and tsunami, comfort came in the form of a small white robotic seal named Paro.
A fish robot swims at the Marine Robot pavilion of the EXPO 2012 Yeosu Korea site in Yeosu, South Korea, Friday, April 20, 2012.
Honda Motor Co's Asimo humanoid robot pours a drink into a cup during a news conference at the 42nd Tokyo Motor Show in Tokyo November 30, 2011.