Scientists have taken a close look at our activity within the solar system to determine where to look for signals from intelligent alien life. The findings apply if those extraterrestrials explore ...

Science fiction often shows aliens with human features like eyes, limbs, and faces. But science has a reason for questioning this idea. Through convergent evolution, similar environments and physical ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually ...

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms ...