Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

From "The Matrix" to "Tron: Legacy," these sweet sci-fi soundtracks are perfect for serious audio aficionados.

Science at NASA is becoming a hitchhiker. After decades in the driver’s seat, where dedicated science missions made historic ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...