Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. A growing chorus of researchers says there’s a ...

A decade ago, John P.A. Ioannidis published a provocative and much-discussed paper arguing that most published research findings are false. It’s starting to look like he was right. A decade ago, John ...

“The difference in F. nucleatum expression between [colorectal carcinoma] and adjacent normal tissues was thus smaller than the original study, and not detected in most samples,” the authors of the ...

Scientists and drug developers are always looking for new ways to hit cancer where it hurts. Recently, they’ve been focusing on metabolic pathways—how cancer cells hijack cells to support their own ...

Recent years have seen perceptions of a “reproducibility crisis” grow in various disciplines. Scientists see poor levels of research reproducibility as a severe threat to scientific self-correction, ...