Earth cross section showing the classic distinction between crust, mantle and core. But new research shows Earth's structure is far more complicated and may change over time. Analyzing an unusual ...

The internal, infernal machinations of our planet may be way more complex than we suspected. A new, detailed probe of Earth's heart reveals that the rotating inner core doesn't just change in rotation ...

Earth has never stood still. Over its 4.5 billion years of history, our planet has been reshaped by different cataclysms and climate shifts. The atmosphere went through several changes, oceans froze ...

A striking image captured by Google Earth shows Earth from a perspective that reveals the planet’s vast blue surface in unprecedented detail. The image emphasizes why Earth is often called the “blue ...

This episode is from WHRO’s Spotlight Earth series. Watch this video to explore climate change. In this Spotlight Earth episode, you will explore the real-world impacts of climate change, from melting ...

As the year gets underway, something important happens quietly in space while life on Earth carries on as usual. Our planet ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be more malleable than expected and has changed shape in recent years. These ...

Earth’s inner core, a solid metal ball gyrating within the molten outer core, may be both slowing down and changing shape. Recent analyses of earthquake waves have suggested that around 15 years ago, ...