> but if the universals that are now commonly used have turned out to not actually be true wouldn't that mean huge swathes of researchers have to retract/redo t

> but if the universals that are now commonly used have turned out to not actually be true wouldn't that mean huge swathes of researchers have to retract/redo their research? Reproducibility is a major concern. Many experiments are poorly designed. http://science.sciencemag.org/content/349/6251/aac4716 http://science.sciencemag.org/content/349/6251/aac4716 So, yes, about 60% of research needs to be redone.