If mathematics isn’t your strong suit, this equation that went viral in Japan may just trip you up. A study found that only 60 percent of individuals in their 20s could get the right answer. This is significantly lower...

In this brainteaser, there is an odd emoji hidden somewhere.  If you're able to spot it in less than 30 seconds, you must have the eyes of a hawk. Now, take a look! Do you see the odd emoji? If not, that's...