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Matter & Energy News
September 28, 2020

Top Headlines
 

Infinitesimally low levels of radiation, such as from incoming cosmic rays, may soon stymie progress in ...
Nearly 40 years of satellite data from Greenland shows that glaciers on the island have shrunk so much that even if global warming were to stop today, the ice sheet would ...

Plato Was Right: Earth Is Made, on Average, of Cubes

The ancient philosopher Plato posited the shapes of the building blocks of the universe. According to him, the earth was formed of cubes. Researchers now find a fundamental truth in that premise. ...

Why Are Plants Green?

When sunlight shining on a leaf changes rapidly, plants must protect themselves from the ensuing sudden surges of solar energy. To cope with these changes, photosynthetic organisms have developed ...
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Faced With Shortages, Researchers Combine Heat and Humidity to Disinfect N95 Masks

Researchers found that gently heating N95 masks in high relative humidity could inactivate SARS-CoV-2 virus trapped within the masks, without degrading the masks' ...

Comparing Face Coverings in Controlling Expired Particles

Laboratory tests of surgical and N95 masks show that they do cut down the amount of aerosolized particles emitted during breathing, talking and coughing. Tests of homemade cloth face coverings, ...

Machine Learning Takes on Synthetic Biology: Algorithms Can Bioengineer Cells for You

Scientists have developed a new tool that adapts machine learning algorithms to the needs of synthetic biology to guide development systematically. The innovation means scientists will not have to ...

3D-Printed Nasal Swabs Work as Well as Commercial Swabs for COVID-19 Diagnostic Testing, Study Finds

A clinical trial provides evidence that 3D-printed alternative nasal swabs work as well for COVID-19 diagnostic testing as commercial synthetic flocked nasal swabs. Given the ongoing need for ...

A Clearer View of What Makes Glass Rigid

Scientists used computer simulations to better understand the mechanical transition in glassy materials. They found that a system-wide network provides the backbone that gives glass its strength. ...

Spin Clean-Up Method Brings Practical Quantum Computers Closer to Reality

Researchers create a quantum algorithm that removes spin contaminants while making chemical calculations on quantum computers. This allows for predictions of electronic and molecular behavior with ...

Color-Coded Biosensor Illuminates in Real Time How Viruses Attack Hosts

All viruses can only do damage by replicating inside the cells of another organism, their host. Researchers have now shown an important mechanism in this host-attacking process, at the ...

Atom-Billiards With X-Rays: A New Approach to Look Inside of Molecules

Since these early days of quantum mechanics, it is known that photons also possess momentum. The photon's ability to transfer momentum was used in a novel approach by scientists to observe a ...

Lending Color to Dead Cells -- A Novel Natural Dye for Screening Cell Viability

Synthetic dyes are commonly used to assess the toxicity of chemical compounds in cell cultures. However, these dyes damage cells, rendering the cultures useless for long-term experiments. Recently, ...

Tracking Shape Changes in Amazon Fish After Major River Is Dammed

Biologists compared museum collections of cichlid fishes collected before a dam was closed in 1984 on the Tocantins River in the Amazon and contemporary specimens taken from the Tucuruí Reservoir by ...

New System Detects Faint Communications Signals Using the Principles of Quantum Physics

Researchers have devised and demonstrated a system that could dramatically increase the performance of communications networks while enabling record-low error rates in detecting even the faintest of ...

Talc and Petroleum Jelly Among the Best Lubricants for People Wearing PPE, Study Finds

Talcum powder, a coconut oil-cocoa butter beeswax mixture, and petroleum jelly provide the best skin protection for long-term PPE use, say ...

New Possibilities for Working With Quantum Information

The spin of particles can be manipulated by a magnetic field. This principle is the basic idea behind magnetic resonance imaging as used in hospitals. A surprising effect has now been discovered in ...

A Question of Reality

Physicists have published a review that explores Bell's inequalities and his concepts of reality and explains their relevance to quantum information and its ...

Impurities Enhance Polymer LED Efficiencies

New research reveals that the higher-than-expected efficiency of PLEDs can be reached through interactions between triplet excitons, and impurities embedded in their polymer ...

Researchers Explore How the Human Brain Is So Resilient

Future technology may be able to monitor and modify the brain to produce enhanced team performance, while increasing the efficiency and accuracy of ...

5G Wireless May Lead to Inaccurate Weather Forecasts

Upcoming 5G wireless networks that will provide faster cell phone service may lead to inaccurate weather forecasts, according to a new study on a controversial issue that has created anxiety among ...

Novel Cell Membrane Model Could Be Key to Uncovering New Protein Properties

Researchers have recently shed light on how cell membrane proteins could be influenced by the lipids around them. By developing a novel type of membrane model, they were able to show that the shape ...

New Brain Cell-Like Nanodevices Work Together to Identify Mutations in Viruses

Scientists have described a new nanodevice that acts almost identically to a brain cell. Furthermore, they have shown that these synthetic brain cells can be joined together to form intricate ...

Scientists Develop Forecasting Technique That Could Help Advance Quest for Fusion Energy

An international group of researchers has developed a technique that forecasts how tokamaks might respond to unwanted magnetic errors. These forecasts could help engineers design fusion facilities ...

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