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This ChemMatters article provides a history of the study of ozone, a description of an experimental simulation called "The World Avoided," a brief introduction to the chemistry of ozone, an explanation of how ozone is measured, and the difference... (View More) between "good" ozone in the stratosphere vs "bad" ozone in the troposhere. ChemMatters is an educational magazine published by the American Chemical Society. (View Less)
This ChemMatters article provides a brief background on smog, then examines the causes of it, efforts to reduce it, and methods used to measure it. ChemMatters is an educational magazine for high school students.
This article explains how Earth's atmosphere scatters the light from the sun, thereby creating the blue color we typically associate with our sky. Supplementing this article is an explanation of the importance of scattering sunlight. The article is... (View More) targeted to children ages 10-12. (View Less)
This science news story highlights Hubble's infrared image of the Horsehead Nebula. Students will discover why astronomers are interested in this nebula and how they study the nebula using infrared light. Star Witness News is a series of articles,... (View More) written for students, that are inspired by Hubble Space Telescope press releases. Supplemental education materials include vocabulary, discussion questions and answers, and identifies relevant English language arts standards. (View Less)
This is an article about the color of the sky. Learners will read about and discuss the colors of the day- and night-time skies. They may sing the Top-down Black and Blues, a song about the sky; or they may write a poem, essay, or song about the... (View More) bluest sky or blackest night they have ever experienced. (View Less)