There is no definitive test for the brain-wasting disease. Doctors rely on cognition tests and brain scans.
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French company Spotter has developed an analytics tool that claims to have up to 80 percent accuracy in identifying sarcastic comments posted online.
The idea is to use airborne infra-red cameras to collect evidence, which could then be used to prosecute vandals who deface property at night.
Four live mortar bombs were intercepted by police in Northern Ireland minutes before being launched, a senior detective has said.
Fragments of an ancient continent are buried beneath the floor of the Indian Ocean, a study suggests.
Venezuelan President Hugo Chavez has returned to the country after receiving treatment for cancer in Cuba.
Giuseppe Orsi has been under investigation for bribery and embezzlement for several months. He has always denied any wrongdoing.
MPs are debating the Marriage (Same Sex Couples) Bill and will vote on it at about 1900 GMT.
A security check on a US company has reportedly revealed one of its staff was outsourcing his work to China.
Magistrates in France have asked for a new investigation into alleged rape involving former IMF chief Dominique Strauss-Kahn.