Site from NASA contains a collection of 91 questions pertaining to the Earth's atmosphere, magnetic field, ionosphere, rotation and origin of life.

The home page of the The James Clerk Maxwell Foundation, a charitable foundation to commemorate the life and work of James Clerk Maxwell. View Maxwell's house and read about the personal life of this notable scientist.

A concise biography on Joseph Henry gives details on his education; his experimental work in chemistry, electricity, and magnetism; and the many board positions he held throughout his life.