This timeline and periodic table shows when the chemical elements were discovered. Usually, discovery means an element was isolated in pure form.| Science Notes and Projects
Discover what a solar flare is, how it works, and what its effects are on Earth and space. Get examples of large solar flares.| Science Notes and Projects
Here are most than 10 examples of plasma, the most abundant state of matter in the universe. An explanation of plasma properties is included.| Science Notes and Projects
Helium is the second element of the periodic table. These helium facts contain general information, history and chemical and physical data.| Science Notes and Projects
Hydrogen is the first element of the periodic table. These hydrogen facts include general info, history, and chemical and physical data.| Science Notes and Projects
Learn about the layers of the Sun. Get a diagram and see the names and features of the different parts of our favorite star.| Science Notes and Projects
Learn how hot the Sun is and take a look at the temperature range for different parts of our favorite star.| Science Notes and Projects