Season 27 Episodes20
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Signs of Life
Jun 11, 199060 min
Horizon examines the possibility of scientists, either intentionally or unintentionally, creating living forms which could enjoy an independent existence, initially confined to computers and telephone networks, and in the form of computer viruses.
Seasons62
Episode Summary
"Signs of Life" is episode 19 of Horizon season 27. It aired on June 11, 1990.