Arizona is looking at its largest uptick in tree mortality since the early 2000s when about 1.7 million acres were affected. New Mexico saw a similar pattern, though surveys done earlier this year ...

Yucatan's Chicxulub crater marks one of our universe's most momentous historical events: when an asteroid strike killed 75% ...

The U.S. imported $69 billion in cars and light trucks from Mexico in 2023, and $78 billion in auto parts, said Rob Elias, president and CEO of the Southern Arizona Hispanic Chamber of Commerce.

As the Senate continues to comb through the Big Beautiful Bill, 258 million acres of public land across the western U.S., including large swaths of California, could soon be eligible for sale.

Researchers are raising the alarm over the Africanized honey bee, a much more aggressive bee that can kill someone with ...

The Trump administration rescinded a rule meant to safeguard forests across the West in a move that could open 2 million acres in Oregon to logging.

Summer will make a dramatic entrance in the U.S. this week with a heat dome that will bring stifling heat and uncomfortable humidity to millions. The heat will be particularly worrisome this ...

A hidden Maya city was discovered in Mexico's jungle using laser technology, researchers said. / Credit: Tulane University Rendering of the ancient Maya city ...

The journey from Boston to Los Angeles takes travellers through iconic cities and crosses through 17 states and amazing ...

Find out the best stops along Route 66 on a Chicago to Los Angeles (or Los Angeles to Chicago) driving trip across the USA.

DOI: 10.1126/sciadv.adv1422 These techniques enabled the researchers to conduct the study on a large scale and look at more than 140,000 versions of Aβ42 simultaneously.