It is hard to mend a broken heart, but in a few years doctors might be able to do essentially that. Scientists are closing in on ways to help patients grow new heart muscle after a heart attack ...

A study trumpeting the value of applying rigorous standards to scientific research was retracted, in part because the authors didn’t follow their own advice. In the sprawling project, scientists ...

Science in the United States has never been stronger ... worry about prejudice after the China Initiative. A study 6 published this year examined the propensity of Chinese students to enrol ...