Discusses the damage that invasive species cause, the differences between introduced and invasive species, and what is being done to prohibit future invasions.
Informative text, photographs, illustrations, and science activities and projects examine a number of health and wellness-related topics, including adolescence, diet, physical fitness, alcohol and drug use, emotional health, and more.
An illustrated overview of the work and discoveries of doctors and medical scientists throughout history, discussing Louis Pasteur, Christiaan Barnard, Janet Lane-Claypon, and others, and including a time line and other resources.
An illustrated introduction to light and sound that covers acoustics, reflection, refraction, rainbows, and other related topics, and includes a quiz, a glossary, and a list of resources.
An exploration of the search for oil in the Arctic that discusses challenges, the Alaska Pipeline, risks, and other related topics and includes arguments for and against drilling in the Arctic National Wildlife Refuge.
An examination of missions to explore Mars, discussing rocket science, challenges, the possibility of forming colonies on the planet, and other related topics, and including a time line of Mars exploration.
Covering from Ptolemy to today's SETI project, this work profiles the scientists and the ideas that led to today's understanding of our solar system. The text, combined with sidebars and reproductions of artwork and scientific images, effectively explains such complex ideas as the "Gravity Slingshot." Biographical information provides interesting asides about famous astronomers, including many women.
