Experts identify childcare, which tends to fall to women, as one likely cause for the relative decrease in women’s scientific productivity compared with men’s.

Fast science—with all its warts—is making unprecedented progress in the fight against COVID-19.

The results, while preliminary, suggest that survivors of SARS-CoV-2 infection may be susceptible to reinfection within weeks or months.

Preprints from the first round of seroprevalence studies indicate that many more people have been infected with the virus than previously reported. Some of these studies also have serious design flaws.

Coronavirus experts are swamped with reading submissions, which they’re working through as quickly as possible.

This is the first time sugars have been found connected to RNA molecules, suggesting a new role for RNA.

The cofounder of bioRxiv, Richard Sever, discusses why there’s a need for the preprint server medRxiv that launched today.

Researchers from 17 labs report low efficacy rates for the popular technique.

Papers sent to PLOS journals will be automatically uploaded to the preprint server before acceptance.