The Mandela Effect is a phenomenon that makes us question even the most mundane memories from the past. In June 2019, the famed New York Times crossword puzzle made it the theme, and defined it as, "a ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

If you distinctly remember the Berenstain Bears books being spelled "Berenstein" or you know Pikachu has a black-tipped tail, you're not alone, but you're not correct. Don't worry, your brain isn't ...

Experts don't know exactly what causes the Mandela effect, or false memories shared by a group. It may happen when your mind blends events and images or tries to fill in gaps with prior knowledge.

Have you ever seen something and realized that what you're seeing isn't quite how you'd remembered it? Perhaps it's the cover art for the children's book series The Berenstain Bears, which you ...

What Is the Dunning-Kruger Effect? The Dunning-Kruger effect happens when when someone who isn't especially knowledgeable in a particular area overestimates how much they know or how good they are at ...