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

Among the most persistent claims is that extraterrestrials assisted in the construction of ancient civilizations.

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

Scientists claim to have found evidence of alien genetic manipulation in human DNA, with large sections of genes seemingly 'inserted' into people, potentially affecting millions of humans. If ...