Don Tillman, professor of genetics, has never been on a second date. He is a man who can count all his friends on the fingers of one hand, whose lifelong difficulty with social rituals has convinced him that he is simply not wired for romance. So when an acquaintance informs him that he would make a "wonderful" husband, his first reaction is shock. Yet he must concede to the statistical probability that there is someone for everyone, and he embarks...

A gifted genetics research scientist discovers that someone will stop at nothing to keep her from making a major medical breakthrough.

Anna Bailey thought she left the tragedies of the past behind when she took on a new identity and moved from Pennsylvania to California. But now that her brother has vanished and his wife is crying out for help, Anna knows she has no choice but to come out of hiding, go home, and find him. Back in Lancaster County, Anna follows the high-tech trail her brother left behind, a trail that leads from the simple world of Amish farming to the cutting edge...

Jaws: When the seaside community of Amity finds itself under attack by a dangerous great white shark, the town's chief of police ..., a young marine biologist, and a grizzled shark hunter ... embark on a desperate quest to destroy the beast before it strikes again. 47 meters down: Two sisters vacationing in Mexico are trapped in a shark cage at the bottom of the ocean. With less than an hour of oxygen left and great white sharks circling nearby,...

"When Jennifer Doudna was a sixth grader in Hilo, Hawaii, she came home from school one afternoon and found a book on her bed. It was The Double Helix, James Watson's account of how he and Francis Crick had discovered the structure of DNA, the spiral-staircase molecule that carries the genetic instruction code for all forms of life. This book guided Jennifer Doudna to focus her studies not on DNA, but on what seemed to take a backseat in biochemistry:...