New research challenges the idea that the hemispheres' matching brightness is a fundamental property of the planet ...

Although Earth’s two hemispheres lie on opposite sides of the planet and differ in many ways, they share a peculiar commonality—or at least they used to. The Northern and Southern Hemispheres ...

For nearly twenty years, satellites have quietly gauged the flow of sunlight and heat through the Earth’s atmosphere. Today, scientists say those measurements indicate a disturbing trend — the ...

Record wildfires and rising temperatures are threatening decades of forest growth in the northern hemisphere, potentially ...

Like it or not, winter is around the corner. But when does it actually start? Here's everything you need to know about the ...