Lew, Kristi

"Reveals the . . . history of GPS, from when it was first invented to the latest innovations, as well as the changes it has created in people's lives"--Provided by publisher.

"Scientists believe that the universe is mostly made up of dark matter, a mysterious substance that is different from the ordinary matter people can touch, smell, see, and interact with. Dark matter cannot be directly observed, but it can be studied by examining its effect on ordinary matter. Simplified explanations of complex scientific concepts and . . . images will help students understand how physicists employ Kepler's laws of planetary motion, gravitational lensing, particle colliders, and other theories and tools to learn about dark matter"--Provided by publisher.

"A book for young readers about hurricanes"--Provided by publisher.

Introduces readers to the ozone layer and UV radiation, discussing how to protect skin from cancer and how to help prevent further damage to the ozone layer.

Describes unpleasant body functions that are necessary to keep people alive, such as gas, bowel movements, and sneezing.

Explores the controversy and science behind egg harvesting and in vitro fertilization, the process that donors go through, and the possible health risks and ethical concerns.

Supports the Next Generation Science Standards on heredity and biological evolution by examining the history of genetics and the Human Genome Project.

This book uses simple language and detailed images and charts to explain how genetic ancestry testing is done, what it can, and cannot, reveal about a family tree, and the potential unintended consequences of being tested.

A book about depictions of human cloning in science fiction as well as the ethics and possibility of human cloning in the real world.

Investigates the nature of hurricanes, discussing how hurricanes form, showcasing the damage they can cause through an exploration of several real hurricanes in history, and offers safety advice if one should find oneself in the path of a hurricane. Includes a glossary.