The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

The Madre Fire is the largest wildfire in California in 2025 — surpassing the Los Angeles-area fires that devastated parts of the region in January.

US citizens traveling abroad have become relatively more likely to die from vehicular and non-vehicular accidents, even as absolute fatalities declined. Rising proportional mortality ratios highlight ...

Colorado celebrates Independence Day with fireworks, lasers and drones, the Cherry Creek Arts Festival, Rockies, Rapids and ...

Grab a hot dog and/or a burger, take a seat and see who has set off the most fireworks in each of the 50 states.

The Soldier and the Revolutionary War” opened June 7 on the Army’s 250th birthday. It has artifacts never before displayed ...

President Donald Trump will visit Des Moines on Thursday, July 3, for a speech at the Iowa State Fairgrounds. Officials with ...

For the first time, astronomers have obtained visual evidence that a star met its end by detonating twice. By studying the centuries-old remains of supernova SNR 0509-67.5 with the European Southern ...

The R.I. law passed just before the US Senate removed a provision from the “Big Beautiful Bill” that would have prevented ...

The National Highway Traffic Safety Administration is taking fire from automakers and independent safety watchdogs alike.

The purpose of a car’s design is to take something that will essentially exist to consumers as an appliance and elevate it ...

The American reaction to an attack is classified, but details made public paint a harrowing picture.