If you have been playing UFO: Alien Invasion, an open-source strategy video game, for a while and have liked it, there is good news. The UFO: Alien Invasion version 2.4 is available for download!

Aliens and UFOs have been the backbone of sci-fi literature, movies, TV shows, and of course, there are a great many sci-fi ...

Also, the original web browser game is free so you can train for the alien invasion without spending a penny. In the monetary sense that is. Bloons – the monkey’s optional… probably (pic ...