For decades, the United States made steady progress in reducing surface ozone pollution, the main ingredient in smog. But that progress – made as vehicles, industries and power sources became cleaner – is increasingly being overshadowed by a different and growing source of ozone pollution: wildfires.

Our team of atmospheric and ...Read more

MEXICO CITY — Former Mexican President Andres Manuel López Obrador issued a blistering statement criticizing President Donald Trump and describing what he called a conspiracy by his administration to weaken the Mexican left.

He said a U.S. campaign against "narco-terrorism" was not a genuine attempt to solve a serious problem but a "pretext...Read more

The idea started with a sermon Micah Longmire heard at his Presbyterian church in Ogden, Utah, about the importance of grandparents in a child’s life.

Longmire, now 31, exchanged a look with his mother-in-law. “We were like, ‘I’d be OK living with you after that sermon,’ and the ball rolled downhill from there,” Longmire said.

Both...Read more

U.S. Health Secretary Robert F. Kennedy Jr. is pursuing federal government access to most Americans' medical records, in a quest to research a link between vaccines and autism — a connection the medical establishment studied for decades and flatly rejects.

The Department of Health and Human Services is seeking data from little-known state ...Read more

WASHINGTON — Sens. Cory Booker, D-N.J., and Bill Cassidy, R-La., filed a court brief Thursday supporting a lawsuit seeking to block implementation of the Trump administration’s $1.8 billion “anti-weaponization” fund.

The bipartisan brief was filed as the Senate voted on a measure to fund immigration enforcement, and where senators on ...Read more

MIAMI — The House Oversight Committee on Thursday asked the U.S. Department of Justice to investigate sexual assault allegations made by a former assistant of Jeffrey Epstein against former Miami Beach mayor and 2018 Florida gubernatorial candidate Philip Levine.

The committee called on the Department of Justice to “use all available tools,...Read more

There was no sign of progress in ceasefire talks between the U.S. and Iran after the worst burst of violence in weeks and as the Tehran-backed Hezbollah militia rejected on Thursday a U.S.-brokered truce in Lebanon.

President Donald Trump said ceasefire talks are in the “final” stages. Earlier, Iran’s foreign minister said the ...Read more

The Trump administration’s rollout of a federal mandate that millions of Americans on Medicaid must work or risk losing health benefits will force states to scrap months of preparation, according to advocates for Medicaid enrollees and consultants advising states.

And they say an overhaul — less than seven months before states must start ...Read more

The Society for Maternal-Fetal Medicine published new clinical guidance this week affirming that acetaminophen, better known by its brand Tylenol, should be the “first-line” defense against pain and fever during pregnancy.

The directive contradicts the Trump administration’s notice to physicians last year cautioning against the use of the...Read more

PHILADELPHIA — Philadelphia Mayor Cherelle L. Parker picked a fight with big tech companies.

In the end, the tech companies won.

City Council on Thursday morning gave preliminary approval to a more than $7.1 billion budget for the fiscal year that begins July 1. The plan does not include the mayor’s tax proposals meant to squeeze revenue ...Read more

WASHINGTON — The Supreme Court upheld on Thursday the Federal Communications Commission’s power to issue findings that companies broke the law, turning aside challenges from telecommunications giants that the agency had to go to the courts first.

The 8-1 decision found that the FCC’s forfeiture process does not run afoul of the ...Read more

The explosion of Blue Origin’s New Glenn at Cape Canaveral Space Force Station was massive, but the response by the Space Force emergency crews was quick and well-prepared.

“I had just gotten home and sat down in the living room, talking to my kids and wife, and looked out the window and saw the explosion,” said Space Launch Delta 45 ...Read more

LEXINGTON, Ky. — Groups hoping to persuade the Kentucky General Assembly are spending more each year to lobby legislators.

In total, nearly $13.77 million was spent on lobbying during the 2026 legislative session, a 60-day session during which lawmakers set the state budget for the next two years, according to records from the Kentucky ...Read more

LANSING, Mich. — Michigan's new 24% wholesale tax on marijuana brought in less tax revenue than projected in the first quarter of its existence, generating less money for repairing roads, according to a state treasury report.

When lawmakers voted to implement the wholesale tax last year, a nonpartisan House Fiscal Agency analysis estimated it...Read more

CHICAGO — While crews were still putting on the finishing touches — including paving part of the parking garage entrance — Chicago and national media were given a preview of the Obama Presidential Center in Jackson Park Wednesday ahead of it welcoming the public later this month.

The grand opening is set for June 19, following a star-...Read more

LOS ANGELES — Google took internet searches to the next level. Could it do the same for mosquito control?

The Silicon Valley-based tech giant is seeking to release up to 64 million sterilized male mosquitoes in California and Florida over two years, according to a notice in the Federal Register. It’s part of an ambitious effort to curb the ...Read more

When researchers founded Anthropic in 2021, they said the race to build powerful AI was moving too recklessly. They inserted detailed safety measures into their products and marketed their commitment to safety as the corporate quality that distinguished them from competitors – notably OpenAI, the rival company they had left. In March 2026 ...Read more

Bison are political animals. A federal decision to revoke grazing leases for bison on public lands on the rolling plains of eastern Montana is the latest manifestation of long-standing contention. The largest land animal in North America, bison are considered a “keystone” species, meaning they have high ecological and cultural importance....Read more