Up to 15 U.S. states could see the aurora on New Year's Eve, according to the Space Weather Prediction Center.

The remarkable natural light show is the result of electrons colliding with atoms in the upper reaches of Earth’s atmosphere.

Experts mapped US fossil fuel emissions street by street, showing where pollution really comes from and why data matters for ...

President Donald Trump engaged Ukraine, Russian leaders throughout 2025 in unprecedented diplomatic push to end the war, ...

The magic of Christmas could soon manifest in the sky, with northern lights display possible in several U.S. states amid the ...

New evidence of cremation 9,500 years ago in south-central Africa challenges long-held notions about how hunter-gatherers ...

The Senate is expected to vote on a GOP health care proposal that aims to put money in health savings accounts, alongside a Democratic bill to extend expiring ACA tax credits.

Missiles are a key tool for China to prevent or restrict U.S. naval forces from entering and operating in the Pacific.

Waves of atmospheric moisture could cause urban flooding and mudslides across California this week, according to the National ...

A winter storm is expected to bring snow, sleet and freezing rain to South-Central Pennsylvania Friday into Saturday.

John Stevenson reports that retirement timelines vary significantly across U.S. states, influenced by factors like cost of ...