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

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

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.

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 ...

Hurricane Melissa has made landfall in Jamaica as a Category 5 storm, according to the National Hurricane Center. Follow for live updates.

More than 1,000 flights have been canceled and at least 5,000 delayed today, mostly due to a combination of air traffic controller staffing issues and an FAA-mandated 4% cut to flights because of the ...

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

• Strongest storm this year: Melissa underwent extreme rapid intensification, strengthening to a rare Category 5 with winds of 175 mph and stronger gusts, making it the strongest storm on the planet ...

Displaced Palestinians in Gaza woke up Friday morning to inches of water flooding their tents, after heavy rainfall overnight left their shelters and belongings soaked with no way to dry them out.

The No. 17 USC Trojans and No. 21 Iowa Hawkeyes are facing off in a crucial matchup on Saturday afternoon. The game will be ...

Melting ice sheets. Massive flooding. Dead coral reefs. Humanity is careening toward an untenable future as global temperatures rise, scientists warn ...

Thought you were beating the crowds by traveling to Europe in fall? So did everyone else. Welcome to the new peak season.