Early Tuesday morning, a delicate, wispy cloud type rarely seen formed over western Montana, lighting up the pre-dawn sky.

They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

In the lowest layer of the atmosphere, the troposphere—where weather occurs—there spins a polar vortex that circles the globe year round, a jet stream that’s also sometimes referred to as ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Starlink satellites before deployment.(Image credit: SpaceX) Jump to: How to see starlink ...

A local weather pundit captured images of a rare meteorological phenomenon on Sunday over Wick when he saw a ‘stunning ...

Some of the most iconic movie villains of all time stole the spotlight from their heroic counterparts on the screen. From ...

The year without a summer In the spring of 1815, things were looking up for Canada. Local Canadian militia, along with British forces and their Indigenous allies, had just thwarted an American ...

Hidden in Pennsylvania’s lush northwest corner sits Chapman State Park, an 805-acre masterpiece of natural splendor that somehow remains one of the state’s best-kept secrets despite looking like it ...

There’s something magical about discovering a hidden gem in your own backyard, and Deer Creek Diner in Russellton, Pennsylvania, is the breakfast equivalent of finding a winning lottery ticket in your ...

A patch of the Atlantic Ocean just south of Greenland is cooling while much of the world warms. The origin of this "cold blob ...

As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

Real world measurements of how much extra heat the Earth is trapping are well beyond most climate models. That’s a real ...