James Sobol Kelly
The warmhearted story of Polish immigrant and mathematician Stan Ulam, who moved to the U.S. in the 1930s. Stan deals with the difficult losses of family and friends all while helping to create the hydrogen bomb and the first computer.
When a group of gifted college students run a secret teleportation experiment, they accidentally open a portal to another dimension, trapping them in Hell. One by one they are hunted, tortured and killed by the denizens of Hell who are bent on stealing their souls.