Activity in which students create a planet based on distance from a star, age, size, and star type. The created planet is evaluated to determine if it can support life.

Good site for some general information on the movement of mammals. Gives a description and gives the average speed of a variety of animals.

The Arctic is where climate is changing at a faster pace than any other place in the world. Explore Water, Earth, Fire, and Air to investigate the basic elements that support all life and learn about the impact climate change is having...

Seven pages all about Carbon 14 Dating. Information on half-life, Carbon 14 used to date specimens and artifacts, limitations, charts and graphs. Michael E. Brown Ph.D. contests that the limitations of Carbon 14 dating support the theory...