Behold, the human brain: 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 ...

Trivia refers to little-known facts. Trivia questions are designed to test your general knowledge on random or interesting facts. These questions are typically used in trivia games or quizzes. The ...

Test your knowledge of science facts and applications of scientific principles by taking our 11-question quiz. When you finish, you will be able to compare your scores with the average American and ...

Political Science teaches us about how the government works, how laws are enacted, and how power is distributed in a democratic system. This General Knowledge test is particularly prepared for Class ...

​​Here are 20 true and false questions to test your knowledge of volcanoes.

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity. Our ...