Fiction Tie-In
Links
The X-Files Timeline of the Future
http://www.themareks.com/xf/future.shtml
A future timeline culled from the TV/movie series.
Pournelle's Future History Timeline
http://www.chronology.org/noframes/pournelle/timeline.html
Timeline of Jerry Pournelle's Future History stories, including the Mercenary, the Mote in God's Eye, and the War World books. Interesting blend of fiction and scientific prediction.
After Earth Timeline
http://hiddenway.tripod.com/earth/
Lunar Republic of 2157 and a timeline leading up to it.