It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid ...

Underneath the Earth’s crust we know there is a hot mantle and an even hotter outer and inner core, but now experts say we ...

Scientists discovered that volcanic eruptions in India’s Deccan Traps 66 million years ago released gases that altered ...

Earth' planet named HD 20794 d, which could have conditions suitable for lifeThe planet has a mass six times greater than ...

Chances an asteroid may hit Earth in 2032 dropped to near zero, astronomers say. Here's what to know about 2024 YR4.

Chances an asteroid may hit Earth in 2032 have again risen, though the risk remains tiny, astronomers say. Here's what to ...

YR4 has a small chance of hitting Earth in 2032, but as astronomers make more observations about its trajectory, the odds of ...