A bullet-speed experiment reveals that the Earth's inner core may be softer and more dynamic than previously thought.

A pull in the right direction ...

Our planet has experienced dramatic climate shifts throughout its history, oscillating between freezing "icehouse" periods ...

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the early Solar System.

P arts of the ocean reached temperatures of -15°C (5°F) without freezing 717-660 million years ago, geologists and ...

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well. When you purchase through links on ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments ...

The planet HD 189733 b was discovered in 2005, as one of many huge gas worlds snuggled tightly against their suns. It gradually gained popularity for .

A 2020 satellite photo shows the immense power of 7-story waves crashing along the Portuguese coast. Later the same day, a ...