Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...

Add Yahoo as a preferred source to see more of our stories on Google. Alien first-contact stories are a classic of science fiction, and they're all the more fascinating because they can feel like ...

From the '80s horror film The Thing to the modern masterpiece Project Hail Mary, these are the greatest sci-fi movies that ...

Humanity's ideas about alien existence often say more about us than the little green men we envision. Our conception of life beyond Earth reflects our collective hopes and fears about technology and ...

The night is dark; darker than usual. There's a warm breeze in the air, but otherwise nothing stirs save for a strange metallic object careening through the sky. As it moves, a soft glow follows, ...

PORTSMOUTH — That little alien emoji staring back from your phone, with its smooth, bulbous head and almond-shaped black eyes, has Portsmouth, NH, in its DNA. More than six decades after Betty and ...