Time-Space fracture

From Terra Nova Wiki

"Scientists categorised this anomaly as a fracture in the fabric of time and space."

— Newscaster

The Time-Space fracture is a naturally occurring anomaly discovered in 2127 in Chicago by scientists conducting subatomic experiments. They found that by using large particle accelerators to channel energy into the fracture they could open it and create a doorway through time. (Genesis, Part 1)