| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Truck with radioactive material stolen | | A truck carrying a dangerous radioactive source used in medical treatment has been stolen in Mexico, the International Atomic Energy Agency said Wednesday. |
| Celebrity chef Nigella Lawson to testify | | Celebrity chef Nigella Lawson arrived at a west London court Wednesday, where she's expected to testify in the trial of two former personal assistants accused of fraud. |
| Watch out for climate 'surprises' | | The long, slow process of climate change may trigger "surprise" shifts that could threaten human communities in years or decades, researchers from the National Academy of Sciences warned Tuesday. |
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