Find out why fire is hot, learn how hot it is, and see the temperatures of various colors of flames from different types of fuels.| Science Notes and Projects
Learn what color the Sun is and why it appears different colors from Space, the Earth, and in photographs.| Science Notes and Projects
See the visible light spectrum wavelengths and colors. Learn about colors beyond the visible spectrum and how our eyes see them.| Science Notes and Projects
November 29 is Christian Andreas Doppler's birthday. Doppler was an Austrian physicist best known for the Doppler effect.| Science Notes and Projects
April 13 marks the passing of Annie Jump Cannon. Cannon was an American astronomer who developed the Oh! Be A Fine Girl. Kiss Me! star classification system in use today. Find out more and what else occurred April 13 in science history.| Science Notes and Projects
Here is a simple step-by-step explanation of how the human eye works, including a diagram of the parts of the eye.| Science Notes and Projects
Learn what the Doppler effect or Doppler shift is in physics. Get a simple definition and get examples and formulas for sound and light.| Science Notes and Projects
See how to choose a telescope. Learn the difference between reflectors vs refractors, types of mounts, and other factors you should consider.| Science Notes and Projects