Scientists have raised questions about the dataset published in The Lancet last week that triggered the suspension of clinical trials around the world—and about Surgisphere Corporation, the company behind the study.

Nine of the most recent retractions from AACR journals are for papers coauthored by embattled cancer researcher Bharat Aggarwal.

Molecular and Cellular Biology has found numerous errors after launching a retrospective sweep of the figures it’s published in recent years. 

A university investigation has so far found no wrongdoing by the principal investigator.

Retractions are on the rise. But reams of flawed research papers persist in the scientific literature. Is it time to change the way papers are published?

Colleagues of the surgeon under investigation distance themselves from a 2011 The Lancet study.

Corrections give belated credit for immunotherapy; mosquitoes have been bugging us long before Zika; the bright side of irreproducibility 

A whistleblower asked to have his named pulled from a study led by the embattled surgeon.

Reproducibility edition

Olivier Voinnet, who has corrected and retracted several papers, cannot receive Swiss government grants for three years.

Science adds an editorial expression of concern to an already-corrected study on a protein reported to spur T-cell proliferation in mice.

What to do when you realize your publication is fatally flawed

Users of post-publication peer review forums like PubPeer often question perceived inaccuracies in scientific papers. Are the journals that published those papers paying attention?