The prize is available to anyone who can build an artificial intelligence capable of delivering a talk.
Google's Ray Kurzweil has claimed that within 15 years we will be interacting with intelligent computers.
Automated robots with artificial intelligence could soon be taking over all our menial household tasks.
Alternative theories about the nature and origins of the moon have been circulating for decades.
China's 15th century Forbidden City was built by moving blocks along artificial paths made from ice.
Radu Silaghi-Dumitrescu has been working on creating a substance that can be used as a blood substitute.
A robot made entirely out of artificial body parts has been revealed at a museum in Washington.