David Ryan Polgar is the founder and president of the nonprofit All Tech Is Human, which works with Silicon Valley companies ...

What happens when humanity gets its hands on technology so powerful that we can use it, but don’t completely understand it?

All fiction is metaphor,” wrote Ursula K Le Guin. “Science fiction is metaphor.” The writer, most famous for her Earthsea fantasy novels, captured the civil rights movement, second-wave feminism and ...

For as long as humans have looked up at the night sky, we've wondered who, or what, might be looking back. From ancient myths about gods descending from the heavens to 20th-century UFO sightings and ...

Add Yahoo as a preferred source to see more of our stories on Google. Timothy Olyphant in "Alien: Earth." (Patrick Brown/FX) The rich irony at the heart of the storied "Alien" franchise is that at the ...