WASHINGTON - CHINESE and Russian hackers are attempting to seed viruses in the US power grid that could one day plunge major cities into chaos, a report warned on Wednesday.

The report in the Wall Street Journal quotes intelligence officials saying that cyber-spies last year repeatedly gained access to the system powering everything from financial institutions to sewage systems.

HELSINKI - WHILE other cities grapple with traffic or pollution problems, the Finnish capital of Helsinki is taking aim at the humble rabbit.

'Rabbits have caused severe damage...we are talking about costs of hundreds of thousands of euros,' said Antti J Rautiainen, a construction project manager with the city authorities.

WASHINGTON - THE US Food and Drug Administration on Wednesday approved a test that is able to diagnose - in less than 40 minutes - the human strain of avian flu.

The test detects the A/H5N1 virus in the throat, nostrils and saliva of patients that show symptoms of the disease.