In this this thrilling entry into The Scientists in the Field series, follow scientists as they search for dangerous asteroids in space, study asteroids that have crashed into the ground, and strive to prevent an asteroid strike if one ever threatens our planet.

Asteroids bombard our atmosphere all the time. Some are harmless, burning up in a flash of light. But others explode with a great sonic boom, smashing windows and throwing people to the ground. Worst of all, some asteroids strike our planet, blasting out massive craters and destroying everything nearby on impact.

Follow the award-winning author Elizabeth Rusch into the field with scientists as they search for dangerous asteroids in space, study asteroids that have smashed into the ground, and make plans to prevent an asteroid strike if one ever threatens our planet.

Elizabeth Rusch is the author of You Call This Democracy?, a finalist for the YALSA Award for Excellence in Nonfiction for Young Adults, and more than a dozen acclaimed children's books, including picture books, middle grade, fiction, nonfiction, and a graphic novel. In a starred review Kirkus called her book The 21: The True Story of the Youth Who Sued the U.S. Government Over Climate Change a ?nail-biting account of a still-unresolved landmark case.? She lives in Portland, Oregon, with her family.