AP - The world's tallest skyscraper has unexpectedly closed to the public a month after its lavish opening, disappointing tourists headed for the observation deck and casting doubt over plans to welcome its first permanent occupants in the coming weeks.

Reuters - Federal government agencies in the capital region will remain closed for a second day on Tuesday as residents brace for another blizzard while trying to clean up from a weekend storm that paralyzed the area with two feet of snow.

AP - The head of the Iran's atomic agency said Iran would not enrich uranium to a higher level if the West provides the fuel it needs for the Tehran research reactor.

AP - Toyota says it is recalling about 437,000 Prius and other hybrid vehicles worldwide to fix brake problems — the latest in a string of embarrassing safety lapses at the world's largest automaker.

Experts fear older women are ditching contraception in the mistaken belief that fertility inevitably wanes at a certain age.

Lingering residue from tobacco smoke that clings to upholstery, clothing and the skin releases cancer-causing agents, warn experts.

Californian scientists think they may have discovered the part of the brain which makes people fear losing money.

Gordon Brown has given more details of Labour's plans to provide dedicated one-to-one specialist nursing for everyone in England diagnosed with cancer.