ArcaMax

With U.S. electricity demand starting to rise quickly and expected to continue rising, largely because of the power needed for data centers that process artificial intelligence, people are looking for almost any potential solution.

And people are warning that the full projected demand may not actually develop, which could make massive...Read more

Colorado’s two largest fires on record, the Cameron Peak and East Troublesome fires, burned hundreds of thousands of acres across some of the state’s most visited landscapes in 2020.

The fires scorched trails, campgrounds and beloved ecosystems in and around Rocky Mountain National Park and the Arapahoe and Roosevelt national ...Read more

On the evening of Aug. 9, 2025, passengers on the Hanse Explorer finished taking selfies and videos of the South Sawyer Glacier, and the ship headed back down the fjord. Twelve hours later, a landslide from the adjacent mountain unexpectedly collapsed into the fjord, initiating the second-highest tsunami in recorded history.

We ...Read more

I love getting emails from readers – it’s what makes this column fun to write.

Interacting with people and finding out what they want to know about is great.

My recent column about technology helping people age in place and face the challenges of keeping up with technology as they age brought more emails than any topic I’ve covered in ...Read more

Housemarque built its reputation on bullet hell games, arcade shooters that demand precise control and quick-twitch reactions for success. The studio stood out with titles such as“Super Stardust HD” that rode the wave of success of “Geometry Wars,” but the Finnish developer showed that it had more to offer with the release of “...Read more

The Artemis II mission was a rare moment in history when it felt as though the world was tuned into one channel. The four-person crew’s trip around the moon was a journey not seen in more than 50 years, and after it was over, it left an enormous hole in the public mind. Folks were going through lunar mission withdrawal.

One way to satiate ...Read more

There’s no doubt that the Woojer Mat was one of the most enjoyable products I’ve tested; it’s an incredible gadget to experience.

It’s officially described as a high-fidelity haptic wellness mat that turns sound into full-body sensations, delivering spa-level vibroacoustic therapy in a compact, portable size. It’s designed to ...Read more

Serve Robotics has deployed more than 500 sidewalk delivery robots across 40 Los Angeles neighborhoods, up from just two neighborhoods in 2023, as the California company races to prove that autonomous machines can replace human couriers.

The company, which spun out of Uber's Postmates in 2021, has expanded to six metropolitan areas covering 20 ...Read more

A new effort to force states to affirm the Trump administration’s views on DEI, transgender athletes and immigration when signing contracts with the U.S. Forest Service is threatening millions of dollars in wildfire grant funding and fire reduction projects on federal lands.

Some liberal states can’t sign the documents because the policies ...Read more

Spring means beautiful flowers, fragrant lilacs – and lots of tree pollen coating cars and setting off sneezing, wheezing and headaches.

As an allergist and immunologist at the University of Colorado School of Medicine, I help patients with seasonal allergies and associated allergic diseases manage their conditions, and one question...Read more

The question of which court should hear a case isn’t always as easy as it might seem – and the answer can sometimes make a difference in the potential outcome. For instance, in 2013, the government of Plaquemines Parish, Louisiana, decided to sue several oil companies for violating a 1978 state law that required a state permit for oil ...Read more

LOS ANGELES — A recent series of earthquakes in Nevada has served as a jolting reminder of the state's seismic risk.

It started with a scary earthquake near Reno, then more unsettling shaking near Las Vegas. Neither earthquake caused significant damage, but it has gotten Nevada talking about the large geological forces that caused them.

...Read more

The U.S. Department of Justice is suing Minnesota over the state’s lawsuit that aims to hold fossil fuel companies liable for climate change.

It’s the latest legal challenge to the state’s case, which alleges that Exxon Mobil, Koch Industries and the American Petroleum Institute misled the public by hiding and downplaying evidence that ...Read more

SACRAMENTO, Calif. — “Striking” purple waves are crashing onto the Northern California coastline, according to an online news feed.

“(It’s) not something you see every day, a purple wave in Point Reyes” in Marin County, The West Marin Feed wrote in a Sunday, May 3, on X.

According to experts, the violet-colored waves aren’t the ...Read more

Sending humans out past the moon for the first time in more than half a century enticed nearly 350,000 people to descend on Florida's Space Coast for the Artemis II mission that launched from Kennedy Space Center.

NASA’s powerhouse Space Launch System rocket, topped with the Orion spacecraft with four astronauts, shot into space from KSC’s ...Read more

Somewhere between 5% and 7% of U.S. households have rooftop solar panels. Many more Americans want them, but high costs, building locations and landlord restrictions are key obstacles.

As someone who has designed and evaluated a wide range of building energy efficiency technologies, including integrated photovoltaic systems, I know ...Read more

Not all earthquake faults behave the same. Some stick and snap, causing earthquakes. Others move slowly over time.

For years, the leading explanation for slow-moving faults has been that high-pressure fluids along the fault lubricate it, allowing the slabs to slide steadily rather than building up stress until that stress is ...Read more

SAN DIEGO — County supervisors recently voted to hit restart on a proposal to put a 25-acre community park in Alpine, unanimously approving a new environmental impact report after a conservationist lawsuit derailed the project last year.

The county-led effort to secure a community park for the backcountry community has stretched over 30 years...Read more

The big winner in the successful push to allow mining in Minnesota’s Superior National Forest is a company from Chile, led by one of the country’s richest families, with a business empire that stretches across transportation, food and entertainment.

Antofagasta, which owns the Twin Metals project that would mine copper, nickel and other ...Read more

Over the past several months, an intense marine heat wave has developed in the Pacific from Washington to Baja Mexico, with a particularly extreme hot spot between the Bay Area and San Diego. Ocean temperatures have spiked to as much as 7 degrees hotter than average, with many places breaking records for this time of year.

The heatwave off the ...Read more