The clarity of Lake Tahoe — the famed alpine lake on California’s border with Nevada, whose spectacular scenery draws millions of visitors a year and has spawned countless bumper stickers to “Keep Tahoe Blue” — is in the middle of a curious trend.

It isn’t really getting much better. Or much worse, despite relentless efforts to ...Read more

COLUMBIA, S.C. — Gov. Henry McMaster announced his opposition Monday to drilling for oil and gas off the South Carolina coast, saying the practice could hurt beaches, wildlife and the state’s lucrative, multibillion-dollar tourism industry.

In a news release Monday afternoon, Republican McMaster said he and North Carolina Gov. Josh Stein, a...Read more

United Launch Alliance scrubbed Monday an attempt for what would have been its second launch of the year, another mission for Amazon’s effort to compete with SpaceX’s Starlink internet constellation.

ULA President and CEO Tory Bruno said a possible issue with the gaseous nitrogen purge line was the culprit.

“We will need to stand down ...Read more

A butterfly flits past the window at the Castlewood Canyon Visitor Center, where dozens of volunteers have gathered to learn about Colorado’s declining butterfly population and how they can do their part to save it.

Shiran Hershcovich, a lepidopterist at the Westminster-based Butterfly Pavilion who’s leading the Saturday morning training, ...Read more

A new kind of mRNA vaccine developed by researchers at the University of Pittsburgh and Penn State University could be cheaper to produce and offer a greater level of immunity across multiple variants of the virus.

The news comes as mRNA vaccines have been targeted by the Trump administration's recent funding cuts, and Health Secretary Robert F...Read more

The water beneath our feet that we use to bathe, drink and water crops is vanishing faster than ever in the Colorado River Basin, according to a new study.

From Arizona State University researchers, the study of satellite images has found that an amount of water comparable to Lake Mead has been lost from the ground in the period studied from ...Read more

ORLANDO, Fla. — A leak in space and a leak on Earth have both been taken care of clearing the way for the next human spaceflight from the Space Coast.

A SpaceX Falcon 9 rocket topped with a new Crew Dragon spacecraft looks to bring the four private astronauts on the Axiom Space Ax-4 mission on a trip to the International Space Station as ...Read more

CHICAGO — In the summer of 2023, strange things happened to the tiny creatures that swim and float in the Chicago River.

One type of water flea, Chydoridae, basically disappeared from the South Side stretch known as Bubbly Creek, while another, Moinidae, experienced a dramatic population surge.

“You could see them with your eyes — clouds...Read more

President Donald Trump’s NASA budget plans look to cut its public relations funding by half, but already the agency is shuttering social media accounts that include those dedicated to popular missions including Mars Curiosity, Mars Perseverance and Voyager.

Those three in particular have quite the fanbase on X with Curiosity’s account ...Read more

Florida’s 50th launch of 2025 had been planned to be a human spaceflight, but instead it ended up being another batch of Starlink satellites.

SpaceX and Axiom Space remain on hold for any attempt to launch the Ax-4 mission from Kennedy Space Center, which had several options to fly this week, but were stymied by weather and then a liquid ...Read more

CHICAGO — Small and stocky birds perch, hunched over, on the treetops and branches of Lake Okeechobee on the edge of Florida’s swampy Everglades for the better part of winter. The alligators swarming the murky waters below don’t faze the black-crowned night herons — in fact, the birds count on them for protection. And when some fly away ...Read more

DENVER — The wolves roaming the state have new pups that are being monitored by wildlife officials, Colorado Parks and Wildlife confirmed Thursday.

A spokesman for the agency declined to say how many pups have been spotted — or from how many litters — but said staff members had begun to tally the number of new additions to the state’s ...Read more

Your next toy or game may be able to converse with you.

Mattel, the El Segundo toy maker behind Barbie and Hot Wheels, said Thursday that it’s teaming up with OpenAI, which created popular chatbot ChatGPT, to “bring the magic of AI to age-appropriate play experiences.”

The companies are planning to unveil their first product later this ...Read more

SEATTLE — A sweeping Biden-era initiative to restore Columbia Basin salmon runs, boost tribal energy development and provide a pathway for dam removal on the Lower Snake River has been canceled by President Donald Trump.

A presidential memorandum issued Thursday revoked the 2023 Resilient Columbia Basin Agreement, which Trump stated “placed...Read more

With SpaceX champing at the bit to begin construction of a new Starship launch site at Cape Canaveral Space Force Station, demolition began Thursday to remove structures used by the previous tenant, United Launch Alliance.

ULA used Space Launch Complex 37 for its Delta IV class of rockets, but the last Delta IV Heavy mission flew in April 2024 ...Read more

An ongoing leak on the Russian side of the International Space Station has prompted an indefinite postponement of a planned human spaceflight from Kennedy Space Center, according to NASA.

Axiom Space was aiming to launch its Ax-4 mission with four private astronauts this week atop a SpaceX Falcon 9 from KSC’s Launch Pad 39-A, and had already ...Read more