This slideshow gives a detailed explanation of the characteristics of statistical questions and how they differ from other types of questions, the types of studies, and the methods for collecting data. It describes the case of Clever...

This slideshow lesson focuses on types of questions; it provides background, purpose, and a list of the seven types of questions: rhetorical, direct or interrogative, indirect, open-ended, closed, and embedded. It provides background and...

The Hubble Space Telescope has provided the world with incredible information that has helped formulate our knowledge of the universe. This telescope will soon be retired and replaced by a newer, more powerful telescope. Read about the...

Nicolaus Copernicus (February 19, 1473 - May 24, 1543) was the first astronomer to formulate a scientifically based heliocentric cosmology that displaced the Earth from the center of the universe. His epochal book, De revolutionibus...

Overview of Medeleyev's life and how his peers were at first skeptical when he formulated his periodic table. Includes a picture.