"From celebrated genetic anthropologist Jennifer Raff comes the untold story-and fascinating mystery-of how humans migrated to the Americas"-- 20,000 years ago, people crossed a great land bridge from Siberia into Western Alaska and then dispersed southward into what is now called the Americas. Until we venture out to other worlds, this remains the last time our species has populated an entirely new place, and this event has been a subject of deep...

"It's inside every living plant and animal, from the tiniest seed to the person standing next to you, but how much do you know about DNA? This book gives children an in-depth look at DNA and its role in all living things -- from why we have different-colored eyes to why we age. Discover what DNA is, what it does, and how it shapes our lives, including inheritance and why we look like our parents; forensic science and how DNA evidence helps catch criminals;...

"The "master of heart-pounding suspense"--New York Times bestseller Phillip Margolin--returns with a new legal thriller starring Robin Lockwood. A young woman accuses a prominent local college athlete of rape. Convicted with the help of undisputable DNA evidence, the athlete swears his innocence and threatens both his lawyer and his accuser as he's sent to prison. Not long after, there's another rape and the DNA test shows that the same person committed...

"This inspiring chapter book biography chronicles the extraordinary life of Rosalind Franklin, a scientist who played a key role in the discovery of the double-helix structure of DNA"--