Science & Technology



Marathon runners get a boost from the bacteria in their guts

The secret to a healthier life may lie in the guts of elite athletes.

Scientists who studied marathon runners discovered a type of bacteria that flourished in their digestive tracts. These Veillonella bacteria produce a molecule that helps increase exercise endurance.

The results, published Monday in the journal Nature Medicine, could someday ...Read more

Walmart and Amazon want to see inside your house. Should you let them?

The war for the e-commerce shopper is fought on the battlefield of convenience. One-click ordering, same-day delivery, automatic toilet paper refills: There's no pain point so small someone won't pay to do away with it.

Although shopping online may be hassle-free, getting those orders delivered can be tricky. To solve that problem, ...Read more

Kelly Latimer flies at the cutting edge of aviation — and soon, space

Kelly Latimer, 54, is a test pilot for Virgin Galactic and Virgin Orbit -- two commercial space companies owned by British billionaire Richard Branson. For space tourism company Virgin Galactic, Latimer flies the giant, twin-fuselage aircraft known as WhiteKnightTwo, which carries a smaller spaceship at its belly to an altitude of up to 50,000 ...Read more

Trump 5G push could hamper forecasting of deadly storms

LOS ANGELES -- As atmospheric rivers dumped record volumes of rain on California this spring, emergency responders used the federal government's satellites to warn people about where the storms were likely to hit hardest.

Many government scientists say such warnings may become a thing of the past if the Trump administration's Federal ...Read more

Girl Scouts take science outreach on the road in Sacramento region with mobile STEM center

The Girl Scouts are going mobile in the Sacramento region to help close the science and technology gender gap for low-income girls by rolling out a STEM space in a renovated 30-foot RV.

The Girl Scouts Heart of Central California regional council already has two permanent STEM centers in Sacramento and Modesto. Its Sacramento center, which ...Read more

Best Buy can now fix your broken Apple products

Apple Inc. said Wednesday that it has expanded its authorized repair service network to include all of Best Buy's 1,000 stores around the country.

Nearly 7,600 of Best Buy's Geek Squad staff have been certified by Apple, which guarantees that all repairs on its products are done by trained technicians who will use Apple parts.

The arrangement ...Read more

Got noxious weeds? In Seattle metro, there's an app for that

REDMOND, Wash. -- The small, white flower clusters can reach up to 10 feet and, to the unaware landscaper, would look pretty in a garden. Its leaves are bright green and the root looks like a carrot or parsnip. But the plant is also an invader that can wreak havoc if it's not contained.

The clusters are poison hemlock, a noxious weed that, as ...Read more

This software titan proposes a computer museum to mark Philly's role in starting the digital world

PHILADELPHIA -- "Computers didn't start in Silicon Valley. They started here," in Philadelphia, says Jim Scherrer.

The sales-software mogul has been a fan of vintage computing equipment since, as a late 1970s Penn grad student, he wandered into the "cages and boxes and blackness" in the basement of Penn's engineering school, to find relics of ...Read more

Device to improve walking in neuropathy patients hits market

After years of development, a Minnesota-designed sensory prosthesis intended to improve walking abilities in patients with little to no feeling in their legs is hitting the commercial market, starting with patients who are veterans.

RxFunction last week announced the commercial launch of its Walkasins system, which is intended to improve gait ...Read more

How humans and robots work side-by-side in Amazon fulfillment centers

Amazon employees start their shifts passing through turnstiles and a sign reminding them what they can't bring with them as they report for work alongside robots.

Cell phones, belts, keys, and loose change must be stored away in one of hundreds of lockers by the break area at the West Deptford fulfillment center. Inside, 7.75-inch-tall robots ...Read more

Tech Q&A: What to do about the iPad Pro screen freeze

Q: The screen keeps freezing on the Apple iPad Pro (the 12.9-inch-screen model) that I bought last fall. Apple's online service had me update the software, then reset the iPad, but it didn't help. An Apple store technician did the same things, with the same result. What can I do?

-- Pamela Noell, Bartow, Fla.

A: The screen-freezing problem has...Read more

Why tiny microbes may be a big factor in how climate change unfolds

Climate change is about big things: melting ice sheets, rising seas, the feverish temperature of the planet.

But scientists say it's also about little things -- namely, microbes.

Everywhere you look on Earth, you'll find these single-celled organisms making a living. And in the process, they produce and consume greenhouse gases including ...Read more

New DNA test beats others at hunting down germs that inflame the brain, study finds

Right now, neurologists don't have one test that can identify multiple causes of inflammatory neurological diseases such as encephalitis and meningitis. But UC San Francisco researchers say their new DNA test hunted down more of these pathogens than any conventional test did in a newly released study.

Inflammatory neurological diseases are rare...Read more

Engineer's 'Smart Speaker Firewall' isolates Alexa devices in a snap

Chuck Carey is an experienced engineer and self-described technophile, but he's also wary of the proliferation of data-hoovering, Internet-connected devices such as the microphone-and-speaker combos used with digital assistants such as Amazon Alexa and Google Assistant.

"While I have three Echo Dots, I have always been suspicious of what gets ...Read more

Search and rescue: Researchers on mission to save the coral reefs of South Florida

FORT LAUDERDALE, Fla.--A research ship that located the black box of a crashed Air France jet has embarked on a scientific expedition to the Florida Keys, where a mysterious disease is burning through coral reefs.

The disease kills coral tissue, leaving lifeless skeletons on centuries-old reef structures. First noticed in the Miami area nearly ...Read more

Ancient drug paraphernalia reveals that people smoked pot in China 2,500 years ago

High in the Pamir Mountains of western China, scientists exploring an ancient cemetery have uncovered 2,500-year old vessels containing the chemical remains of burned cannabis plants.

The discovery, described Wednesday in the journal Science Advances, marks the earliest solid chemical evidence that ancient people sought out cannabis for its ...Read more

Suit alleges Amazon's Alexa violates laws by recording children's voices without consent

SEATTLE -- A lawsuit filed in Seattle Tuesday alleges Amazon is recording children who use its Alexa devices without their consent, in violation of laws governing recordings in at least eight states, including Washington.

"Alexa routinely records and voiceprints millions of children without their consent or the consent of their parents," ...Read more

FTC urges judge to enforce antitrust sanctions against Qualcomm during appeal

The U.S. Federal Trade Commission has opposed Qualcomm's request to put on hold enforcement of a federal judge's sanctions for violating monopoly laws – arguing that a delay would allow the San Diego company to continue to levy an artificial surcharge on rival chip makers.

In a legal brief filed with the U.S. District Court in San Jose on ...Read more

Amazon speaks out in favor of regulating facial-recognition technology

SEATTLE -- Amazon has joined the ranks of other technology companies, including Microsoft and Google, in acknowledging the risks of facial-recognition software and calling on the federal government to impose national regulations on the technology.

Amazon Web Services CEO Andy Jassy told an interviewer Monday that he welcomed federal legislation...Read more

Tech Q&A: Fix iPhone's wireless printing, audio after installing Windows 10

Q: We have an HP Officejet 4500 printer, and are able to print wirelessly to it from my HP PC and my wife's Mac. But we can't print wirelessly from our two new iPhone XS models because neither of them recognizes the HP printer. Is the printer installed incorrectly, or is it just too old to work with the iPhones?

--Rudi Gutmann, Minneapolis

A: ...Read more


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