Almost everyone has heard of Tyrannosaurus rex, but how much do you actually know about this iconic dinosaur predator? Take ...

Scientists researching primates, called "primatologists," have learned a lot over the years about our closest evolutionary ...

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 ...

Why did Earth shake for nine days? Which rich guy paid a fortune for a dinosaur? And did someone finally locate Amelia Earhart’s airplane? Test your memory of some of the stories that intrigued, ...

The Romantic Personality Quiz is just one lens through which to view relationship patterns. Relationship psychology offers ...

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 ...

There's a line of thought that equates intelligence with “pattern recognition.” How do you stack up on this unique cognitive ...

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 ...