SpaceX’s path to launching its massive Starship rocket from Florida's Space Coast passed another hurdle Friday after the Federal Aviation Administration released results of its nearly two-year long environmental review for launch plans from Kennedy Space Center.

The FAA’s “Record of Decision” on a final Environmental Impact Statement ...Read more

Bill Nye let a packed crowd at the Orange Convention Center know that it’s not a good idea to send a human on a one-way trip to Mars.

“Although there’s a few I wouldn’t mind,” he said earning another chuckle during his hour-long, humor-filled speech at SpaceCom, the big event during Commercial Space Week which draws players from ...Read more

Bill Nye let a packed crowd at the Orange Convention Center know that it’s not a good idea to send a human on a one-way trip to Mars.

“Although there’s a few I wouldn’t mind,” he said earning another chuckle during his hour-long, humor-filled speech at SpaceCom, the big event during Commercial Space Week which draws players from ...Read more

Amazon.com Inc. is in talks to invest as much as $50 billion in OpenAI and expand an agreement that involves selling computer power to the AI startup, according to a person with knowledge of the matter.

OpenAI is also weighing a deal in which Amazon would use the startup’s artificial intelligence models, which power the popular ChatGPT ...Read more

The Sierra Nevada snowpack, the source of nearly one-third of California’s water supply, is looking a little like a New Year’s resolution: full of hope and promise at the beginning of January, but now struggling with a bothersome reality check.

Starting on Christmas Eve, big storms dumped 7 to 8 feet of new snow across the Lake Tahoe area ...Read more

A powerful winter storm that swept across the United States in late January 2026, leaving hundreds of thousands of people without power in freezing temperatures for days, has been linked to at least 80 deaths. And several East Coast states are under a new winter storm warning just days later.

The causes of the deaths and injuries ...Read more

ORLANDO, Fla. — NASA had planned to run its wet dress rehearsal for the Artemis II mission at Florida's Kennedy Space Center as early as Saturday, but it will have to thread the needle before temperatures drop below the agency’s limits for the tanking test. Any delays could cut into February launch opportunities for what would be the first ...Read more

Meta Platforms Inc. will double capital spending to as much as $135 billion this year, an all-in bet on artificial intelligence as the U.S. tech giants battle it out for supremacy in the next wave of technological advancements.

Tesla Inc. will spend $20 billion this year on pursuits including AI, self-driving vehicles and robotics — almost ...Read more

When I worked for the Environmental Protection Agency in the 2010s as an Obama administration appointee, I helped write and review dozens of regulations under the Clean Air Act. They included some groundbreaking rules, such as setting national air quality standards for ozone and fine particulate matter.

For each rule, we considered ...Read more

Heat pumps can reduce carbon emissions associated with heating buildings, and many states have set aggressive targets to increase their use in the coming decades. But while heat pumps are often cheaper choices for new buildings, getting homeowners to install them in existing homes isn’t so easy.

Current energy prices, including the ...Read more

ORLANDO, Fla. — Sitting between a pair of Space Force colonels in room full of military and commercial aerospace representatives, U.S. Rep. Mike Haridopolos spoke his mind about some of the hurdles that have slowed launch endeavors in the U.S.

“What frustrates me as an American is capitalism is supposed to be faster than communism, and yet ...Read more

As Amazon culls its workforce, the company is pouring billions of dollars into its artificial intelligence infrastructure, leaving some employees wondering whether the trade-off is worth it.

The company will report financial results for 2025 next week and has previously projected it would spend about $125 billion in capital expenditures for the...Read more

LOS ANGELES — The question of how to protect fish and the ecological health of rivers that feed California’s largest estuary is generating heated debate in a series of hearings in Sacramento, as state officials try to gain support for a plan that has been years in the making.

“I am passionate that this is the pathway to recover fish,” ...Read more

CHICAGO — Shortly after her arrival last fall, Amelia Gray met Hudson, and the pair hit it off immediately. They touched their noses together in greeting and chuffed — a soft, breathy, snorting sound that signals affection or reassurance. Amelia Gray rolled on her back, gently pawing at her counterpart. Later that same day, they played in ...Read more

LOS ANGELES — The patchwork efforts to identify and safely remove contamination left by the 2025 Eaton and Palisades fires has been akin to the Wild West.

Experts have given conflicting guidance on best practices. Shortly after the fires, the federal government suddenly refused to adhere to California’s decades-old post-fire soil-testing ...Read more

Tesla Inc. plans $20 billion of spending this year to streamline its electric-vehicle lineup and shift resources toward robotics and AI, part of a sweeping set of changes pushing the company further from its roots as an automobile manufacturer.

The capital expenditure plans laid out Wednesday – roughly twice as much as Wall Street was ...Read more

Meta Platforms Inc.’s better-than-expected sales outlook helped ease Wall Street concerns about plans for unprecedented spending on artificial intelligence this year.

The social networking giant topped projections for holiday quarter revenue and gave a strong forecast for the current period during its earnings report Wednesday. Improvements ...Read more

SAN DIEGO — The San Diego County Board of Supervisors unanimously approved $8.75 million Wednesday to address the ongoing Tijuana River pollution crisis through health studies, infrastructure improvements and an expanded air purifier program.

The funding package includes $4.75 million for epidemiological studies and a temporary infrastructure...Read more

DENVER — At least one of Colorado’s collared wolves roamed widely across southwestern Colorado in the last month, a new map of wolf locations released Wednesday by Colorado Parks and Wildlife shows.

One of the state’s 19 collared wolves traveled quickly through a number of watersheds in that region, including near tribal land, according ...Read more