Power-hungry data centers have increased supply costs for the largest U.S. electric grid by more than 60%, the system watchdog said.

PJM Interconnection LLC, which serves 13 states and Washington, DC, said Tuesday that its auction to procure power for the year starting June 2028 tied a $16.4 billion record set in late 2025. Data centers ...Read more

Northwest tribal nations and conservation groups sued the Trump administration Tuesday, challenging a new rule that aims to eliminate habitat protections for imperiled species.

For more than 50 years, degradation or destruction of habitat that impairs, kills or injures threatened species has been prohibited or regulated by the Endangered ...Read more

Come fall, first-year students at the University of Chicago Law School will be prohibited from using electronic devices like laptops, tablets and phones in the classroom throughout the 2026-27 academic year. The new policy comes as artificial intelligence continues to affect the higher education landscape and schools grapple with how to handle ...Read more

NASA astronaut Anil Menon launched with a pair of cosmonauts on a Soyuz spacecraft to the International Space Station on Tuesday.

Menon, a member of the 2021 class of astronauts, is making his first spaceflight. He’s flying with Roscosmos’ Pyotr Dubrov and Anna Kikina. Kikina flew once before on the Crew-5 mission that launched from Florida...Read more

ORLANDO, Fla. — SpaceX tallied another Starlink mission early Tuesday on the Space Coast where it was business as usual, while in Texas the company continued to prep for the next launch of its powerful Starship and Super Heavy.

The Florida launch saw a Falcon 9 rocket lift off amid predawn night skies on the Starlink 10-45 mission with 29 ...Read more

Flash flooding has been tearing up communities across the U.S., with heavy downpours sending creeks and rivers rushing over their banks from Texas to Kentucky, across the Midwest and into the Mid-Atlantic states and the Northeast. In Missouri, floodwater swept away a home, and National Guard helicopters had to rescue and evacuate dozens of ...Read more

The discovery of golden mussels at Sacramento’s deepwater port late last month, though worrying, was not unexpected by researchers tracking the invasive species’ spread through the Sacramento-San Joaquin Delta. But the ongoing challenge for authorities, and for the state’s aquatic recreationalists, is keeping the destructive bivalve ...Read more

SEATTLE — Federal regulators will force the removal of toxic, highly corrosive chemicals from a defunct and leaking pulp mill along the Chehalis River, officials confirmed this week.

Either Richard Bassett, the U.K. businessman who owns Cosmo Specialty Fibers, must start removing vast quantities of these chemicals from the site this month or ...Read more

The Trump administration finalized a rollback of the Endangered Species Act on Friday, paving the way for drilling, mining and other human development across protected wildlife habitats.

The move redefines "harm" under the Endangered Species Act, the landmark conservation law that protects threatened and endangered plants and animals. For years...Read more

It wouldn’t make much sense to prohibit people from shooting a threatened woodpecker while allowing its forest to be cut down, or to bar killing endangered salmon while allowing a dam to dry out their habitat.

But that’s what the Trump administration is doing by changing how one word in the Endangered Species Act is interpreted: ...Read more

They are found in everything from the growing number of e-bikes on California’s roads to electric lawn mowers and leaf blowers in backyards, and even in portable power stations used on camping trips that can provide electricity when home outages occur during storms.

But medium-sized lithium-ion batteries — the kind that are bigger than ...Read more

The lithium-ion batteries that supply much of today’s clean energy come with some infamous drawbacks, from fire risk to reliance on foreign mining.

Alternatives have been slow to get off the ground.

But California start-up Peak Energy announced Wednesday it’s building a factory in Sacramento that will be the first in the U.S. to make ...Read more

SAN DIEGO — The University of California, San Diego has developed a rudimentary way to detect when and where coastal landslides are likely to occur, which could lead to an early warning system for a phenomenon that has killed 19 people in greater San Diego since the 1940s.

Scientists say in a study released Thursday they were able to predict ...Read more

Household water costs could nearly double in some American cities, new research suggests, as climate change further stresses municipal water systems.

Researchers at Stanford University and other institutions studied how a hotter, drier climate is poised to spike water bills for residents of Santa Cruz, California, in a peer-reviewed study ...Read more

Micron Technology Inc. plans to increase its spending on new plants in the U.S. to $250 billion to help meet unprecedented demand for its memory chips fueled by the global artificial intelligence boom.

The funds would add $50 billion to the company’s previously announced commitment of $200 billion toward expanding domestic chipmaking that ...Read more

ORLANDO, Fla. — A SpaceX Falcon 9 launch using a booster that has now flown three dozen times created a “space jellyfish” effect in the predawn skies over Florida on Thursday.

The rocket lifted off at 5:25 a.m. from Cape Canaveral Space Force Station’s Space Launch Complex 40 on the Starlink 10-42 mission with 29 more of the company’s...Read more

LOS ANGELES — The return of the wolf in California has been met with joy by conservationists, who delight in the improbable population rebound, and with fury by ranchers who bemoan the toll on their cattle.

Now, a new study on the diet of gray wolves suggests that the population regrowth is a result of the animals feasting on cattle, as their...Read more

President Donald Trump has shown the immense power of the executive branch to stymie offshore wind development, as nearly all projects are in waters where federal agencies operate as the landlord.

Now, as the feds block new permits and dangle billion-dollar buyout offers to convince developers to walk away from their projects, state leaders are...Read more