The alphabet song won't help you in the case of this viral riddle Social media’s newest brain game has a ton of people stumped. So stumped, in fact, that the riddle has gone viral. People are ...

Brain Teaser to Test Your IQ: This brain teaser will help in testing your intelligence level based on the decision you make while looking at the problem. This IQ test is a fun way to know your ...

While Nathan Witthoft was earning his PhD at Massachusetts Institute of Technology, he met a woman with color-grapheme synesthesia, a neurological condition where people see letters and numbers in ...