LOS ANGELES — Despite decades of progress in reducing air pollution, Los Angeles is still the nation's smoggiest city, according to a report released Wednesday by the American Lung Assn.

The association's annual "State of the Air" report noted that Los Angeles held on to the infamous title for the 25th time even though the number of unhealthy...Read more

The basic technology behind Ambient Photonics’s solar cells is so simple that it’s routinely assembled as a high school science experiment. In labs across the U.S., students sandwich blackberries’ potent pigment between glass to create dye-sensitized cells capable of harnessing energy from the sun.

Ambient Photonics’s process is more ...Read more

LAS VEGAS — A federal appeals court ordered the U.S. Department of Agriculture to partially halt its statewide program that kills off coyotes, mountain lions and other livestock predators until a more thorough environmental review is completed.

Since the 1880s, some version of the USDA’s Wildlife Services program has worked to protect ...Read more

Every time I step into the kitchen, I leave my comfort zone. So, when entering the kitchen, I asked, “What do chocolate chip cookies, pizza, chicken, beef and toasted bagels have in common?” In addition to being some of my favorite foods, they can all be cooked in Gourmia's new all-in-one pizza oven/toaster/air fryer.

The multi-functional...Read more

When games become multimillion-dollar endeavors, it’s rare for a studio to take bold risks. Many stick to what they know, polishing successful formulas or occasionally revamping them. If they do come up with a new project, it usually stays within their wheelhouse.

That’s why it’s remarkable that Rebellion Developments made “Atomfall.�...Read more

If you are of a certain age, you pay pretty close attention to any news about our Social Security system.

There have been a lot of headlines lately about fewer employees available to help on the phone and in person, but this latest news has to do with verifying your identity and strengthening the process to prove your identity.

According to ...Read more

The political news these days is enough to make some Chicagoans wish they were a million miles away. But consider this: Even in the depths of space, there’s no escape from politics.

The $10 billion James Webb Space Telescope is literally parked 1 million miles away. In the nearly three years since it became operational, “Webb,” as it’s ...Read more

Nevada is home to the largest known lithium deposit in the United States and one of the largest in the world. Radical greens would prefer the mineral remains buried in the Nevada outback. Thankfully, more rational voices are on the verge of prevailing.

This month, Ioneer Limited signed a deal with Esmeralda County to provide up to $17 million ...Read more

LOS ANGELES — Wildlife officials feared critically endangered steelhead trout rescued from the Palisades fire burn scar might not be up for spawning after all they’d been through over the last few months.

After their watershed in the Santa Monica Mountains was scorched in January, the fish were stunned with electricity, scooped up in ...Read more

CHICAGO — The dapper black and yellow bobolink likes the Chicago area so much he flies here every spring from South America — a journey of about 6,000 miles.

By no means depleted, the plucky visitor goes on to dazzle the females of his species with a high-energy courtship display in which he soars over wildflower-studded fields, flapping ...Read more

U.S. EPA Administrator Lee Zeldin on Tuesday called for Mexico and the U.S. to develop a “100% solution” to stop the flow of raw sewage from Tijuana that has polluted the Tijuana River and left communities near the border coping with foul odors and beaches that are often closed because of high bacteria levels.

“Americans on our side of ...Read more

Before Congress passed the Clean Water Act in 1972, U.S. factories and cities could pipe their pollution directly into waterways. Rivers, including the Potomac in Washington, smelled of raw sewage and contained toxic chemicals. Ohio’s Cuyahoga River was so contaminated, its oil slicks erupted in flames.

That unchecked pollution didn...Read more

When Nintendo fully unveiled its upcoming Nintendo Switch 2 console, President Donald Trump's tariffs hadn't yet been enacted, but once the scope of the duties were laid bare, the company gave pause to preorders in the United States.

Now after a delay, Nintendo has announced that the Nintendo Switch 2 retail pre-orders will begin on April 24....Read more

SISKIYOU COUNTY, Calif. — In far Northern California, beneath a towering mountain ridge still covered in April snow, one of the state's last cowboys stood in the tall green grass of a pasture he tends describing what he sees as the one blight on this otherwise perfect landscape: wolves.

"I hate 'em," said Joel Torres, 25, his easy smile ...Read more

It’s Earth Day on Tuesday. But for the first time in four years, California’s environmental groups and state agencies are playing defense.

After working closely with President Biden, who supported spending billions for renewable energy, established new national monuments and filled his administration with conservation leaders, California ...Read more

A fossil from one of the largest dinosaurs to live in North America was discovered in a national park in Texas.

In March, students from Sul Ross State University went to Big Bend National Park for research and to collect a dinosaur bone belonging to Alamosaurus, according to an April 8 news release from the university.

The geology students ...Read more

ALAMEDA, Calif. — A dead gray whale was found rolling in the surf off Alameda South Shore Beach, according to the Marine Mammal Center and the California Academy of Sciences.

The whale marks the fourth gray whale to wash up in San Francisco Bay this year. It comes less than two weeks after four whales washed up in the San Francisco Bay in a ...Read more

An early Monday morning launch was the first of two on the Space Coast with planned booster landings that could bring sonic booms to Central Florida.

First up was a Falcon 9 on the CRS-32 resupply mission to the International Space Station that launched from Kennedy Space Center Launch Pad 39-A at 4:15 a.m.

The first-stage booster made its ...Read more

President Donald Trump and Environmental Protection Agency Administrator Lee Zeldin have announced their intent to reconsider dozens of current regulations in an effort to loosen standards originally imposed to protect the environment and public health. But it’s not as simple as Trump and Zeldin just saying so.

A few of the changes,...Read more

OAKLAND, Calif. — For years, this lot just south of the West Oakland BART station has sat vacant, surrounded by RVs and broken-down vehicles.

This was supposed to be housing — a 222-unit tower with 16 apartments set aside for low-income renters. But soon after Oakland’s planning commission signed off on the project, the decision was ...Read more