Emma R. Hasson is Scientific American’s Games ace and a Ph.D. candidate in mathematics at the City University of New York Graduate Center with expertise in math education and communication. Hasson was ...

Do you think you've got decent science knowledge? It's time to put your gray matter to the test with our weekly, free science crossword puzzle. We've spent hours carefully writing our puzzles to make ...

We’re back for yet another round of thought-provoking science quiz! From chemistry and biology to physics and astronomy, ...

The weekend is here, and what better time to look back at the week in science news by testing your knowledge on what's happened on this planet and beyond. There is no time limit on the quiz, and if ...

Visual: The moon is named for a titan in Greek mythology who is the brother of Y. Together, Epimetheus and Y stand for ...

Which of the earth's three layers is the hottest? What does a light-year measure? Who developed the polio vaccine? A just-released survey from the Pew Research Center finds Americans' grasp of common ...

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Test your science knowledge with this weekly news quiz! We’d love to hear from you! E-mail us at games@sciam.com to share your experience.

From ancient philosophers pondering the stars to modern scientists scanning distant exoplanets, humanity has long asked one haunting question: Are we alone? The search for life beyond Earth is one of ...

The brightest Colorado high school minds compete against each other on all things science. The brightest high school minds travel from all corners of Colorado to compete against each other on all ...

Our science staff is trying to lead a more scientific life in 2018. Throughout the week, we’ll be questioning whether some of our favorite habits and hobbies are based on junk science or real evidence ...