The scientific journal Nature Wednesday retracted two stem cell papers that received national attention when they were published in January. The paper by researchers from Harvard University and ...

But this is the first time I've seen a prominent researcher declaring that this unseemly competition has cast doubt--not just on an individual paper or two, but on an entire literature.What is to be ...

Nature rejected the paper as it stood, but offered to reconsider it if the authors could address the problems that the reviewers had identified. This happened in April of 2013.