"A world half in darkness. A secret she must bring to light. It is 2059, and the world has crashed. Forty years ago, a solar catastrophe began to slow the planet's rotation to a stop. Now, one half of the globe is permanently sunlit, the other half trapped in an endless night. The United States has colonized the southern half of Great Britain-lucky enough to find itself in the narrow habitable region left between frozen darkness and scorching sunlight-where...

"The city of San Siroco is sinking. The basement of Dr. Tamsin Rivers, the arrogant, selfish head of the research team assigned to find the source of the subsidence, is sinking faster. As Tamsin grows obsessed with the distorting dimensions of the room at the bottom of the stairs, she finds a door that didn't exist before--and one night, it opens to reveal an exact physical copy of her. This doppelgänger is sweet and biddable where Tamsin is calculating...

NEW YORK TIMES BESTSELLER

Using a restricted FBI database, genetic researcher Jeanie Ferrami has located identical twins born to different mothers. Frightened by her bizarre discovery, she is determined to discover the truth at any cost—until she finds herself at the center of a scandal that could ruin her career.
 
To extricate herself, Jeannie plunges into a maze of hidden evidence. With growing horror,...

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

Kate DeShazer is a marine biologist whose research threatens the construction of an oil pipeline in Alaska's Chukchi Sea. A group of extremists, hired by an international petroleum conglomerate, intimidate her, steal her records, and leave her fighting for her life. Her husband Jack and son Travis are pulled into a web of international intrigue and violence as they try to save her.

Bee Königswasser lives by a simple code: What would Marie Curie do? If NASA offered her the lead on a neuroengineering project--a literal dream come true after years scraping by on the crumbs of academia--Marie would accept without hesitation. Duh. But the mother of modern physics never had to co-lead with Levi Ward. Sure, Levi is attractive in a tall, dark, and piercing-eyes kind of way. But Levi made his feelings toward Bee very clear in grad school--archenemies...

"When an old college roommate invites Claire Britten to join her on an archaeological dig at a Florida peat bog, it's an offer the renowned forensic psychologist can't refuse. Claire's husband, criminal lawyer Nick Markwood, is comforted to see Claire working on a prehistoric burial site instead of an open grave for once. But Claire's investigative instincts kick in when some of The Black Bog's perfectly preserved corpses show signs of a grisly fate....

Rafi Bywater is unlike anyone else. The people in his village don't trust him because he spends too much time in an abandoned dragon lair. When a stranger, Mister Flitch, accuses Rafi of being "dragon-touched," Rafi sets off to discover the truth about dragons -- and about himself. On his journey, Rafi befriends a brilliant scientist, Maud, who has secrets of her own. Together they search for dragons while escaping from a dangerous dragon hunter,...