Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

When we imagine alien life we often picture something radically different from ourselves. But evolution tends to solve ...

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