In Stargate, Janus was an ancient scientist. He lived in Atlantis, and was one of the Lantean survivors who escaped to Earth. Janus used unorthodox methods, and his controversial experiments and inventions were often done in defiance of the Lantean Council.
In I Am Number Four, Janus was a pilot and member of the Lorien Defence Council. He piloted the ship that brought the chosen Garde to Earth.
In Men In Black, Janus was an INS agent that was neuralized by Kay and Dee.
In Warehouse 13, the Janus Coin was used to separate a person's consiousness from their physical form.
The feminist science fiction 'fanzine', Janus, was published from 1975 to 1980.
Saturn has a moon named Janus.
There are two programming languages that bear the nameJanus. Microsoft used the name as a codename for Windows 3.1x, and as a codename for a portable version of Windows Media Digital Rights Management (DRM). There is a speech recognition program named Janus.
In biology, a Janus-faced molecule can have both beneficial and toxic effects.
Janus particles are nano particles that have two different physical properties.
The name Janus comes from a two-faced Roman God. He looked to the future and the past, and was the god of beginnings and endings. The name for the month of January is derived from Janus. I love this name, but I think the name is problematic for boys because it sounds too similar to the girl's name Janice. It would work well for a pet though. It has never ranked in the top 1,000 names in the U.S., and does not appear in the database for 2014.