Law enforcement said they're considering using genetic genealogy to test the DNA found at the Arizona home of Nancy Guthrie.

The curious minds at What If explore the extraordinary consequences if you mated with an alien and had hybrid offspring, examining the biological, social, and cultural implications.

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

The colonisation of Mars has long been a human dream. But as Scott Solomon explains in Becoming Martian, it would be a ...

Breaking down the real reason behind Oliver’s changing appearance in Invincible, including alien biology, genetics, and story ...