Science & Technology



E. Jason Wambsgans/Chicago Tribune/TNS

Landfill study shows flawed detection methods, higher methane emissions in Illinois, other states

CHICAGO — The U.S. Environmental Protection Agency’s method of detecting methane leaks at landfills is flawed, and emissions of this powerful heat-trapping gas are likely much higher than what is being reported, according to a new study analyzing landfills in Illinois and seven other states.

Released Thursday by the environmental nonprofit ...Read more

Joe Raedle/Getty Images North America/TNS

Bezos' Blue Origin resumes space tourism with latest launch

Jeff Bezos’ Blue Origin LLC resumed sending tourists to space on Sunday, launching six private passengers on a short flight more than 60 miles above the Earth.

The passengers included Ed Dwight, a former Air Force captain who was selected as the first Black astronaut candidate in 1961 but never got to fly to space with NASA. “This was ...Read more

Helen H. Richardson/The Denver Post/TNS

Colorado's demand for water is slated to surpass supplies by 2050. Did lawmakers do enough to address the crisis?

DENVER — As Colorado’s rivers shrink and its soils dry out, state lawmakers this year passed a slew of water bills that advocates say will help reduce water use and protect the critical natural resource.

Nine major bills aim to reduce water use in cities, replace nixed federal protections of wetlands and minimize the amount of toxic “...Read more

E. Jason Wambsgans/Chicago Tribune/TNS

After a 17-year wait, cicadas emerge a little early in Chicago area: 'It's a milestone'

CHICAGO — It’s official, Chicagoland. Periodical cicadas have arrived.

The large insects, which last emerged in the area 17 years ago, have been spotted in droves in pockets of the city and suburbs. On certain streets on the Far Southwest Side Saturday, cicadas dotted the sidewalks and blanketed the trees.

“It’s pretty exciting. It’s...Read more

Artificial light lures migrating birds into cities, where they face a gauntlet of threats

Light pollution has steadily intensified and expanded from urban areas, and with the advent of LED lighting, it is growing in North America by up to 10% per year, as measured by the visibility of stars in the night sky. In our recent study, we found that the glow from cities and urban outskirts can powerfully attract migratory birds, drawing ...Read more


Mobs of tuna crabs descend on Southern California waters. What's going on?

Little red crustaceans pepper the shallow depths by the San Diego shoreline. The tuna crabs are back.

Tuna crabs, named after their most common predator — the tuna fish — have been seen by the thousands in Southern California in recent months. Charlotte Seid from Scripps Institution of Oceanography told NBC 7 San Diego that while this ...Read more

Joshua Conti/Us Space/Planet Pix via ZUMA Press Wire/TNS

SpaceX booster flies for 21st time in Cape Canaveral launch

SpaceX lined up and knocked out another Starlink launch from the Space Coast on Friday night using a first-stage booster for a fleet-leading 21st time.

A Falcon 9 rocket on the Starlink 6-59 mission carrying 23 Starlink satellites launched from Cape Canaveral Space Force Station’s Space Launch Complex 40 at 8:32 p.m. Eastern time.

This ...Read more

Lukas Blazek/Dreamstime/TNS

A push to bring wolverines back to California fizzles amid budget woes

Those who want to see wolverines reintroduced to California were dealt a setback this week.

Proposed legislation to explore what it would take to reintroduce the rugged and elusive apex predator to the state’s high mountains died Thursday at the state Capitol.

A similar effort in Colorado, however, is moving forward.

Wolverines vanished ...Read more

Ricardo Ramirez Buxeda/Orlando Sentinel/TNS

Another short delay for Boeing Starliner, now targeting May 25

NASA and Boeing need more time to make sure a helium leak on its CST-100 Starliner is low enough risk to send humans into space.

So the launch of NASA astronauts Butch Wilmore and Suni Williams has now been pushed to May 25 targeting a 3:09 p.m. liftoff atop a United Launch Alliance Atlas V rocket from Cape Canaveral Space Force Station’s ...Read more

Xavier Mascareñas/The Sacramento Bee/TNS

California bans salmon fishing for the season in Sacramento-area rivers and Klamath basin

SACRAMENTO, Calif. — The California Fish and Game Commission voted this week to ban salmon fishing in the Sacramento, American, Feather and Mokelumne rivers.

This is the second consecutive year the commission has voted to ban in-river salmon sport fishing in the Klamath River Basin and Central Valley rivers, according to a news release from ...Read more

Blue Origin/Blue Origin/TNS

Blue Origin set for human spaceflight return this weekend

It’s been nearly two years since Blue Origin flew humans to space on its New Shepard rocket, but the next six passengers are set to go Sunday as the Jeff Bezos company gets back to the business of space tourism.

The six passengers include former Air Force Capt. Ed Dwight, the first Black astronaut candidate in the 1960s. Others flying are ...Read more

Joshua Conti/Us Space/Planet Pix via ZUMA Press Wire/TNS

21st flight for SpaceX booster on tap for Cape Canaveral launch tonight

SpaceX has queued up another Starlink launch from the Space Coast for Friday night using the booster for a fleet-leading 21st time.

A Falcon 9 rocket on the Starlink 6-59 mission carrying 23 Starlink satellites is set to launch from Cape Canaveral Space Force Station’s Space Launch Complex 40 targeting an 8:32 p.m. liftoff during a window the...Read more

Carl Juste/Miami Herald/TNS

Sea levels are starting to rise faster. Here's how much South Florida is expecting

MIAMI — Sea levels are rising, swamping roads and homes in South Florida. And it’s picked up the pace in recent years.

In the last 80 years, sea level rise has risen about a foot, with 8 inches of that total in the last 30 years, said Brian McNoldy, a senior research associate at the University of Miami’s Rosenstiel School of Marine, ...Read more

Bats in Colorado face fight against deadly fungus that causes white-nose syndrome

Bat populations in Colorado may be headed for a decline that could cause ecological disruptions across the state.

Two bats discovered in Boulder County in late February 2024 were confirmed to have white-nose syndrome, a deadly fungal disease. Additional bats in Larimer County also tested positive for white-nose syndrome early this ...Read more

History says tariffs rarely work, but Biden’s 100% tariffs on Chinese EVs could defy the trend

In June 2019, then-presidential candidate Joe Biden tweeted: “Trump doesn’t get the basics. He thinks his tariffs are being paid by China. Any freshman econ student could tell you that the American people are paying his tariffs.”

Fast-forward five years to May 2024, and President Biden has announced a hike in tariffs on a ...Read more

What is pasteurization? A dairy expert explains how it protects against foodborne illness, including avian flu

Recent reports that the H5N1 avian flu virus has been found in cow’s milk have raised questions about whether the U.S. milk supply is safe to drink. According to the federal Food and Drug Administration, the answer is yes, as long as the milk is pasteurized.

Nonetheless, raw (unpasteurized) milk sales are up, despite health experts�...Read more

Al Seib/Los Angeles Times/TNS

Sammy Roth: California farmers are low on water. Why not help them go solar?

It sounds like a climate solution everyone should be able to support: Let’s make it easier and cheaper for farmers with dwindling water supplies to convert their lands from crop production to solar energy generation, if that’s what those farmers want.

So why did the California Legislature just reject such a bill?

“Change can be difficult...Read more

George Frey/Getty Images North America/TNS

Editorial: Germany turns to coal power to keep the lights on

Even green Europeans would rather tap coal than face the reality of overdependence on unreliable renewable energy.

Late last month, Germany’s energy regulator said the country needs more coal power. That’s surprising news, because its leaders have long bought into global warming alarmism. But it again highlights the problems that arise when...Read more

Amy Davis/Baltimore Sun/TNS

Spurred by climate protests in art museums, Baltimore Museum of Art unveils sustainability plan

BALTIMORE — Asma Naeem, director of the Baltimore Museum of Art, has an unexpected take on the climate protests that have shaken the art museum world in recent years.

The protests, meant to convey the severity of climate change, have seen precious works of art from Sweden to Washington, D.C., doused in paint and cans of soup by impassioned ...Read more

Trent Sprague/Chicago Tribune/TNS

US reaches a new clean energy milestone, with 5 million solar projects installed

When Peter Gorr got his first solar roof in 2011, he didn’t know what to expect.

But installation went smoothly, the smooth black panels lowered his electric bills, and Gorr — who is very concerned about climate change — relished the opportunity to lower his carbon footprint.

He recalled with a chuckle how his wife, Susan, kidded him ...Read more