And what better way to challenge your knowledge than through 101 science trivia questions and answers? So, how many facts do you know and remember from the classroom? Get ready to find out ...

Often compared to a computer, the body's most complex organ operates using a code of electrical and chemical signals. These signals transmit through wires, nodes and networks to process and store ...

Try this aliens quiz and see how much you know about our interstellar neighbors — if there are any.

In the spirit of the Zurich cafés where Einstein did some of his most creative thinking, turn your library into a lively Science Kaffeehaus ... and score trivia answer sheets.

That's right, just like the popular TV game show, we've gathered a list of “Are You Smarter Than a 5th Grader” questions and ...

It’s World Oral Health Day on March 20, and time perhaps to focus on an oft-neglected aspect of our health -- dental hygiene. Here’s a quick quiz to see how much you know about keeping your teeth and ...