The [Johnson continua drive is a mechanical means of getting from alternate universe to alternate universe. The continua drive was invented by Dr. Jacob Burroughs Johnson. A Human from an alternate universe.
Circumstances found him stranded in the Epiphany Trek universe where he was found by the USS Nia. Here he had run into a universe where his hyperdrive didn't work. After some long discussions with the Ane Dr. Johnson and his team the exchanged the Johnson continua drive for knowledge of the warp drive.