When Ranjit Subramanian, a Sri Lankan with a special gift for mathematics, writes a three-page proof of Pierre de Fermat's last theorem, his achievement is hailed as a work of genius, bringing him fame and fortune. But it also brings him to the attention of the National Security Agency and a shadowy United Nations outfit called Pax per Fidem, or Peace Through Transparency, whose secretive workings belie its name. Suddenly Ranjit--together with his...

"Knowing that other dimensions exist is one thing. Venturing into them is quite another. In the course of its experiments, Paragon Corp -- a government-sourced theoretical physics research institute -- has discovered a supposedly empty alternate world. There is strange, alien flora but seemingly no sentient beings... just a huge, abandoned city that a team of scientists is sent to explore. Then the scientists disappear. Kathy Ryan is hired to make...

"On a backward world with six moons, an alert spy reports on the doings of one Dr. Vosill, who has mysteriously become the personal physician to the king despite being a foreigner and, even more unthinkably, a woman. ... Elsewhere, in another palace across the mountains, a man named DeWar serves as chief bodyguard to the protector General of Tassasen."--Jacket.

The mystery, intrigue, and globetrotting suspense continue in this second installment of the Unknown 9: Genesis trilogy. After escaping from a watery dungeon in Venice, astrophysics PhD candidate Andromeda "Andie" Robertson and investigative reporter Cal Miller are whisked to Bologna by a member of the mysterious Leap Year Society. A deadly confrontation with the Society's bitter rivals, the Ascendants, sends Andie and Cal on the run once again, desperate...

Shevek, a brilliant physicist, attempts to reunite two planets cut off from each other by centuries of distrust.

"England, 1935. Physicist Henry Barstow is on holiday when he meets the mysterious Simon Groom, a representative for an armaments manufacturer. Groom invites the professor to Ixania, a small nation-state in Eastern Europe whose growing weapons program threatens to destabilize the region. Only after suffering a blow to the head--which muddles his brain into believing he is Conway Carruthers, international spy--does the mild-mannered physicist agree...

"The secrets of those closet to us can be the most dangerous of all. Months after her husband, Sean, is killed by a hit-and-run driver, physicist Georgie Brennan discovers he lied to her about where he had been going that day. A cryptic notebook, a missing computer, and strange noises under her house soon have her questioning everything she thought she knew. With her job hanging by a thread, her son struggling to cope with his father's death, and...