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Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere.

On the frontlines in Ukraine, changing weather has brought treacherous conditions – but also opportunities – for both sides.

Chicago is facing a dangerous lake-effect snow event overnight Sunday into Monday morning. A narrow, but extremely intense ...

Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, ...

A strong Pacific storm is bringing soaking rain to Southern California and raising the risk of life-threatening flooding, mudslides and debris flows, especially near burn scars in the Los Angeles area ...

A powerful burst of energy from the sun is streaming past Earth, disturbing the energized particles in the highest levels of the atmosphere and painting stunning aurora borealis displays across the ...

Torres del Paine Mayor Anahi Cardenas said five people had died, including two Mexicans, two Germans and one British national. Cardenas said the difficult weather was complicating efforts to locate ...

Blue Origin is preparing a second launch of its New Glenn rocket, this time with twin Mars orbiters on board. The company will attempt to recover the rocket’s first stage.

An investigation into a deadly cargo plane crash in Hong Kong last month found an engine of the aircraft accelerated after ...

To combat a severe water crisis, Iranian authorities have begun cloud-seeding operations to induce rainfall, Iran’s state-run ...

A deadly tornado tore through a state in southern Brazil, killing at least six people and injuring more than 400 others, local authorities said.