A seemingly simple multiple-choice question has left the internet divided. The more people try to solve it, the more confusing it gets, and the answer may not be what you expect.

Overview: Mathematics is driving careers in data science, artificial intelligence, actuarial science, cybersecurity, quantum ...

Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to solve basic math problems – such as lining up numbers to add, starting with ...