Maybe you've noticed this: you hear a news story about some scientific study making a dramatic finding.
A few weeks later, you hear of another study that makes the opposite finding.
Well, it's confounding to scientists, too. A recent article in SCIENCE found that scientists performing psychology studies could replicate the experiments, but got different results more than half the time.
The authors of the article are many, and they include Southern Oregon University Assistant Professor Cody Christopherson.
He pays a visit to explain the highlights.