A study that stoked enthusiasm for the now-disproven idea that a cheap malaria drug can treat COVID-19 has been retracted — more than four-and-a-half years after it was published 1. Researchers had ...

This week, after a 4-year controversy, a paper claiming the malaria drug hydroxychloroquine could treat COVID-19 has been retracted, a turtle with “bubble butt” syndrome gets a new 3D-printed custom ...