(The Conversation) – Have you ever been out at night and seen a streak of light blast across the sky and disappear? Ever wonder where that shooting star came from, or how it got to be in your sky? As ...

66 million years ago, dinosaurs, the apex predators, roamed the Earth, dominating the land, sea, and sky. Scientists have known for decades that these magnificent creatures were wiped out after a ...

The asteroid that wiped out the dinosaurs was likely an exceptionally rare CO chondrite from a distant region of the solar system. Its unusual chemistry suggests that planet-cooling dust and debris, ...

(Nanowerk News) NASA-funded researchers analyzing a small meteorite that may be the first discovered from the Martian surface or crust have found it contains 10 times more water than other Martian ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) As the director of the Peters Observatory at Hamilton College, I have seen many ...