Are you an objectivist or a nihilist? A mystic or a communitarian? Or something else entirely? Here's a fun way to find out.

The philosophy of stoicism shares a lot in common with the best teachings of modern psychology. Here’s how to know if you ...

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

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos.

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 ...

Quantum physics can be baffling but see how much you know in this quiz devised by Matin Durrani to mark the International ...

Outsmarting a 13-14 year old might be trickier than it seems…🤓From solving algebra equations to exploring world history, or ...

Elementary school science is probably where you learned a lot of what you know about how the natural world works. Take this quiz to see how well you remember the basics! Geologists study the Earth and ...

What’s a cell? An organelle? A ganglion? An acromion? Eighth grade biology is gross anatomy and basic physiology. It’s systems, organs, and connecting the dots between what happens in your head and ...

From ancient philosophers pondering the stars to modern scientists scanning distant exoplanets, humanity has long asked one haunting question: Are we alone? When you purchase through links on our site ...

Test your knowledge of the influential figures in physics who paved the way for Newton's groundbreaking discoveries.