"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Researchers at Duke University monitored participants’ brain activity while they completed simple math ...

Brain teasers are one of the most in-demand puzzle challenges on the web. These are simple images that test the limits of your brain. By engaging the brain, these puzzles serve as an excellent medium ...

NYT Connections Answer: The New York Times’ daily brain teaser, Connections, returned with another tricky challenge on Monday, June 15. Players were given 16 words and asked to sort them into four ...