The ice-fishing huts clustered in an area down the shoreline could have been a village of alien lifeforms.

It was introduced in NS 3.0 to help new players learn how to play alien lifeforms in an easier environment.

Except for ourselves, there are no alien lifeforms and no alien probes.

Progress through the game is made by defeating enemies, which in this case are alien lifeforms and the laboratory's own automated defence system.

Potential hazards on planetary excursions include running out of fuel, dangerous weather conditions, and hostile alien lifeforms.

We were alien lifeforms to each other initially, after all.

Certain alien lifeforms can walk on walls, fly, and even teleport.

That's good news if you're hoping that somewhere out there are alien lifeforms.

The book pits the earth and its inhabitants against a universe of diplomatic but equally narcissistic alien lifeforms.

Statistics show that human flesh is toxic to eighty-seven percent of alien lifeforms who try eating it.