Goonan, Kathleen Ann

When a powerful electromagnetic pulse originating in space triggers a communications blackout that threatens the future of the world, scientists turn to nanotech and genetic engineering to find an alternate means of communicating, but their solution also has the power to destroy the human race.

In the year 2034, Lynn Oshima saves the life of a thirteen-year-old boy who happens to be a clone of nineteenth-century Hawaiian King Kamehameha and, with the help of Cen, a mathematician, they work to return the islands to the control of the Hawaiian people.

In 1941, the night before his brother dies in the attack on Pearl Harbor, American soldier Sam Dance receives instructions from a physics professor to make a machine that is supposed to change human nature and end war, and once the machine is completed, an alternate reality begins to unfold.