Phys.org-Spotlight Science News

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Reimaging the shape of noise leads to improved molecular models.

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Accessed on 21 October 2020, 1442 UTC.

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General Physics

Reimagining the shape of noise leads to improved molecular models

Tenacity comes naturally to a guy who hails from the “mule capital of the world.” That trait has stood Columbia, Tennessee, native Elliot Perryman in good stead as an intern at Lawrence Berkeley National Laboratory (Berkeley …

Environment

Legacy pollutants found in migratory terns in Great Lakes region

Chemicals that haven’t been manufactured in the U.S. for years or even decades are still turning up in the bodies of migratory terns in the Great Lakes region, a new study finds.

New biofilms study could lead to a more sustainable water industry

Slightly reducing the amount of disinfectant residuals we use to maintain clean drinking water could deliver significant improvements to water quality while making our drinking water systems more sustainable, according to …

Simple software creates complex wooden joints

Wood is considered an attractive construction material for both esthetic and environmental purposes. Construction of useful wood objects requires complicated structures and ways to connect components. Researchers have created …

Mass screening method cuts COVID-19 testing costs

Using a new mathematical approach to screen large groups for COVID-19 could be around 20 times cheaper than individual testing, a study suggests.

Finally: a usable and secure password policy backed by science

After nearly a decade of studies, the passwords research group in Carnegie Mellon’s CyLab Security and Privacy Institute has developed a policy for creating passwords that maintains balance between security and usability—one …

 Medical Xpress

Diseases, Conditions, Syndromes
Mass screening method cuts COVID-19 testing costs

 Tech Xplore

Electronics & Semiconductors
An integrated circuit of pure magnons

A new way of looking at the Earth’s interior

Current understanding is that the chemical composition of the Earth’s mantle is relatively homogeneous. But experiments conducted by ETH researchers now show that this view is too simplistic. Their results solve a key problem …

Tomato plants communicate at a molecular level

Working together with researchers from the University of Tübingen, the University of Tromsø, UC Davis and the Sainsbury Laboratory in Norwich, biologists from Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) have …

Robots deciding their next move need help prioritizing

As robots replace humans in dangerous situations such as search and rescue missions, they need to be able to quickly assess and make decisions—to react and adapt like a human being would. Researchers at the University of …

Vitamin A boosts fat burning in cold conditions

A recent study conducted by a research team led by Florian Kiefer from MedUni Vienna’s Division of Endocrinology and Metabolism shows that cold ambient temperatures increase vitamin A levels in humans and mice. This helps …

NASA probe OSIRIS-REx ‘boops’ asteroid Bennu in historic mission

After a four-year journey, NASA’s robotic spacecraft OSIRIS-REx briefly touched down on asteroid Bennu’s boulder-strewn surface on Tuesday to collect rock and dust samples in a precision operation 200 million miles (330 million …

Current Chernobyl-level radiation harmful to bees: study

Bumblebees exposed to levels of radiation found within the Chernobyl exclusion zone suffered a “significant” drop in reproduction, in new research published Wednesday that scientists say should prompt a rethink of international …

High flavanol diet may lead to lower blood pressure

People who consume a diet including flavanol-rich foods and drinks, including tea, apples and berries, could lead to lower blood pressure, according to the first study using objective measures of thousands of UK residents’ …

Monsanto lose case against French farmer

France’s highest appeals court rejected Wednesday a Monsanto bid to overturn a ruling against it in a suit brought by farmer Paul Francois, who was intoxicated by the firm’s weed-killer Lasso.

Soyuz MS-17 delivers science experiments to ISS

The Soyuz MS-17 spacecraft arrived to the International Space Station just three hours after launch on 14 October, with Roscosmos astronauts Sergei Ryzhikov and Sergei Kud-Sverchkov and NASA astronaut Kate Rubins on board.

New blackberries: Eclipse, galaxy, and twilight

The best of eastern and western blackberry genetics have been melded to create Eclipse, Galaxy and Twilight, three new blackberry varieties released by the Agricultural Research Service (ARS).

Low-income families strained by distance learning

When the COVID-19 pandemic closed schools across the country in March, districts turned to emergency online instruction, distributing tens of thousands of internet hot spots and learning devices like laptops and tablets.

Geologists ‘resurrect’ missing tectonic plate

The existence of a tectonic plate called Resurrection has long been a topic of debate among geologists, with some arguing it was never real. Others say it subducted—moved sideways and downward—into the earth’s mantle …

Lily the barn owl reveals how birds fly in gusty winds

Scientists from the University of Bristol and the Royal Veterinary College have discovered how birds are able to fly in gusty conditions—findings that could inform the development of bio-inspired small-scale aircraft.

Peru unveils giant cat etching at famous Nazca site

A giant 2,000-year-old figure of a feline that was on the brink of disappearing will be the new cat’s meow when Peru’s remarkable Nazca Lines attraction reopens to tourists in November.

Repairing the photosynthetic enzyme Rubisco

Manajit Hayer-Hartl, head of the research group “Chaperonin-assisted Protein Folding,” has a long-standing interest in the central enzyme of photosynthesis called Rubisco. Her team has already reported on many of the interacting …

Scientists spawn bonefish in captivity for the first time

It took scientists in Japan more than 50 years to successfully spawn eels in captivity to help preserve the species. In a race to solve a major challenge for conservation aquaculture, a breakthrough by researchers at Florida …

Tradition of petrified birds in the Dome of the Rock

On the southern exterior wall of the Dome of the Rock, a very important Islamic shrine in Jerusalem’s Old City, there are two marble slabs, both carved from the same stone and placed side by side to form a symmetrical pattern, …

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For the latest trends in science and technology, please check the blog sidebars and links.  Thanks for joining us today.

Until next time,

Russ Roberts

https://atomic-temporary-155977078.wpcomstaging.com

https://hawaiisciencedaily.com

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