A positivity ratio that didn't sail through smoothly

A well cited 2005 paper in a peer-reviewed journal that purported a magical 2.9013-to-1 "positivity ratio" to flourish in life was debunked recently. + more

Peer review or post-publication evaluation?

Can we sift the truth in a scientific world replete with mistakes and improprieties? - The Economist on how science may have gone wrong+ more