Optical illusion puzzles are one of the biggest trends because these seemingly simple puzzles combine entertainment and real cognitive skills. These puzzles are designed in such a way that they ...

Brainteasers are known as entertainment sources but apart from being a leisure activity, they also serve many benefits. For example, math puzzles help in improving cognitive skills which further ...

The United States has the highest incarceration rate in the world, both per capita and by volume, making up close to five percent of the world's population yet more than 20 percent of the world's ...

Melissa Quinn is a senior reporter for CBSNews.com, where she covers U.S. politics, with a focus on the Supreme Court and federal courts. Overseen by the conservative Heritage Foundation, the ...