SciFriday: The Marx Brothers Do Science

That’s how renowned French microbiologist Didier Raoult describes Oxford’s RECOVERY trial of hydroxychloroquine as a therapy for COVID-19. Among other problems, the dosage given patients was six times higher than the maximum safe dosage in the UK—a dose considered lethal in France!

And yet, the results of the study prompted the World Health Organization to stop its latest hydroxychloroquine trial. You cannot make this stuff up.

See every new episode at!