DNA from the Beginning
This primer on DNA and genetics features key concepts, animations, video interviews with scientists, biographies, and interactive problems.
Intended Audience: General Reading Level: Middle/High School Teacher Section: No Searchable: Yes

Nobel Museum
Read biographies of and interviews with Nobel Prize Laureates in physics, chemistry, medicine, literature, and peace. You can also try your hand at a selection of games like Find the Author, Lord of the Flies, Control of the Cell Cycle, and Pavlov's Dogs. The site also includes readings on DNA, semiconductors, and matter.
Intended Audience: General Reading Level: Middle/High School Teacher Section: No Searchable: Yes

Molecular Expressions
What does chalk look like under the microscope? How about DNA? This site has thousands of color photographs taken through an optical microscope from burgers and fries and ice cream to integrated circuits and ceramic superconductors. After visiting the photogallery, check out the interactive Java-powered virtual microscopes that let you explore specimen focus, illumination intensity, magnification, and translation.
Intended Audience: General Reading Level: High School Teacher Section: No Searchable: No

DNA Interactive
Learn the history of DNA from pre-1920 to today with an interactive multimedia timeline, follow along with scientists as they crack the DNA code, learn about gene manipulation, and find out about mapping genomes.
Intended Audience: General Reading Level: Middle/High Teacher Section: No Searchable: Yes

DNA 50
Follow the history of genetics at this site celebrating the 50th anniversary of the double helix structure of DNA by Watson and Crick. Learn about the history of DNA with an interactive timeline, read Watson and Crick's paper on the Double Helix that ran in the 1953 issue of Nature, or look at some DNA related art!
Intended Audience: General Reading Level: High School Teacher Section: No Searchable: No