This new simulation acts like a global weather forecast for all species on Earth, calculating how many species of animal live on land, and how quickly new species evolve. The scientists used their ...

One of the world’s foremost climate models, a DOE initiative a decade in the works, now faces funding threats.

Early Earth may not have had the right ingredients for life — until a nearby Mars-size planet crashed into it, two new studies hint.

Researchers have recreated the tumultuous beginnings of Earth, simulating what the planet was like just after its formation 4.5 billion years ago. The results, derived from a new computer model ...

They found that our planet would have been bombarded with powerful cosmic radiation for around 100,000 years in the wake of the supernova.

Astronomers on Tuesday said that the asteroid designated 2024 YR4 had become the most likely sizable space rock ever forecast to impact planet Earth.