The "botched" sigma experiments were conducted by humans in the 30th century. The Seventh Doctor noted this as being when humans were due to develop time travel. (PROSE: Transit [+]Loading...["Transit (novel)"])
The "botched" sigma experiments were conducted by humans in the 30th century. The Seventh Doctor noted this as being when humans were due to develop time travel. (PROSE: Transit [+]Loading...["Transit (novel)"])