A headline-making paper last week announcing that scientists had, for the first time, cloned human embryos and harvested stem cells from them contains minor errors, the authors acknowledged on Thursday.

The World Health Organization (WHO) warned countries with possible cases of the SARS-like novel coronavirus on Thursday that they must share information and not allow commercial labs to profit from the virus, which has killed 22 people worldwide.

The eastern New Mexico peanut butter plant shuttered eight months ago after a salmonella outbreak is back in production, and company officials say their coveted natural and organic butters could be back on store shelves within a month.

Johnson & Johnson's intranasal drug, called esketamine, is closely related to a pediatric anesthetic called ketamine that has been shown in academic studies to ease symptoms rapidly in such patients, including a reduction in suicidal thoughts. Ketamine is also the active ingredient of the mood-altering party drug known as "Special K."