Following is a summary of current science news briefs. Space shuttle Columbia's second life - as a cautionary tale CAPE CANAVERAL, Florida (Reuters) - Space shuttle Columbia's flying days came to an abrupt and tragic end on February 1, 2003, when a broken wing gave way, dooming the seven astronauts aboard. Although Columbia now lies in pieces, its mission is not over. South Korea launches first civilian rocket amid tensions with North

Following is a summary of current science news briefs. Weightlessness no cure for "morning clumsies," astronaut says CAPE CANAVERAL, Florida (Reuters) - Like many people, Canadian astronaut Chris Hadfield confesses that he's sometimes clumsy in the morning just after waking up. The three-time astronaut, now living aboard the International Space Station, was surprised to learn that did not change in the weightless environment of space. Studies find hardy Earth microbes may resist conditions on Mars

Following is a summary of current science news briefs. DNA pioneer James Watson takes aim at "cancer establishments"