U.S. space probes launched to capture 3-D sun image

CAPE CANAVERAL, Florida (Reuters) - An unmanned Delta rocket lifted off from Cape Canaveral Air Force Station in Florida on Wednesday carrying a pair of solar probes to track potentially disruptive solar storms.MEXICO CITY (Reuters) - Ancient human footprints discovered in the Mexican desert may be among the oldest in the Americas, researchers said on Wednesday.LONDON (Reuters) - The world's first full face transplant is possible within months after British surgeons got the final go-ahead on Wednesday to perform an operation regarded as the holy grail of plastic surgery.