Phys.org-News and Articles on Science

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Accessed on 06 July 2019, 1615 UTC.

Source:  https://phys.org

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Spotlight science news

Neuroscience

Computing hubs in the hippocampus and cortex

Neural computation occurs in large neural networks within dynamic brain states, yet it remains poorly understood if the functions are performed by a specific subset of neurons or if they occurred in specific, dynamic regions. …

Computer Sciences

How the Avengers assemble: Ecology-based metrics model effective cast sizes for Marvel movies

In a recent study, researchers at the ARC Centre of Excellence for Mathematical and Statistical Frontiers (ACEMS) in Adelaide have tried to use ecology-related concepts to model effective cast sizes for movies, focusing on …

Molecular energy machine as a movie star

Researchers at the Paul Scherrer Institute PSI have used the Swiss Light Source SLS to record a molecular energy machine in action and thus to reveal how energy production at cell membranes works. For this purpose they developed …

Tuning the energy levels of organic semiconductors

Physicists from the Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP) and the Center for Advancing Electronics Dresden (cfaed) at the TU Dresden, together with researchers from Tübingen, Potsdam …

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 Medical Xpress

Diseases, Conditions, Syndromes
Mayo Clinic Q&A: Do you need a bone density test?
Diseases, Conditions, Syndromes
DR Congo Ebola death toll exceeds 1,600 mark

 Tech Xplore

Consumer & Gadgets
Drag-and-drop data analytics

How the brain remembers where you’re going

Researchers have made new discoveries about how certain brainwaves aid navigation. They hope that the methods may benefit patients suffering from neurodegenerative disorders one day.

Surgery restores arm function in some paralysed patients: study

Surgeons in Australia have managed to restore arm function in paralysed patients, allowing them to feed themselves, use tools and handle electronic devices, according to the results of a groundbreaking study released Friday.

Scientists discover the biggest seaweed bloom in the world

Scientists led by the USF College of Marine Science used NASA satellite observations to discover the largest bloom of macroalgae in the world called the Great Atlantic Sargassum Belt (GASB), as reported in Science.

The rock-paper-scissors game and coexistence

In 1975, R.M. May and W.J. Leonard first used the rock-paper-scissors game to model ecological scenarios in which three species cyclically dominate each other: one species dominates a second species, the second species dominates …

The mission of a lifetime: a drone on Titan in 2034 (Update)

Elizabeth Turtle was overjoyed when, on June 26, she received a call from NASA: her project to send a drone quadcopter to Titan, Saturn’s largest moon, was given the green light, which came with a budget of nearly a billion …

Southern California reels from magnitude 7.1 quake

A quake with a magnitude of 7.1 jolted much of California, cracking buildings, setting fires, breaking roads and causing several injuries while seismologists warned that large aftershocks were expected to continue for days, …

Tech jobs soar to all-time record heights in Bay Area

The Bay Area’s technology boom is so robust that it has reached record highs, but the remarkable surge has also reduced Santa Clara County’s share of tech employment in the nine-county region as the San Francisco-San Mateo …

New approach to energy strategy accounts for uncertainty

Many countries—including Switzerland—are developing an energy strategy to meet various objectives such as reducing reliance on fossil fuels, cutting CO2 emissions and promoting the energy transition. That means governments …

The impact of the slave trade on the Dutch economy

To what extent did the Netherlands grow rich from the Transatlantic slave trade? In his dissertation “Walcherse Ketens,” Gerhard de Kok looks at Vlissingen and Middelburg, the most important slave trade cities in the Netherlands …

Genes, yes, but obesity pandemic mostly down to diet: study

A three-fold jump since 1975 in the percentage of adults worldwide who are obese has been driven mainly by a shift in diet and lack of exercise, but genes do play a role as well, according a large-scale study published Thursday.

Tiny change has big effects, reverses prediabetes in mice

A small chemical change—shifting the position of two hydrogen atoms—makes the difference between mice that are healthy and mice with insulin resistance and fatty liver, major risk factors for diabetes and heart disease. …

Genes could play a role in tooth decay and gum disease

Tooth decay and gum disease impact on illness and healthcare spending, yet the role of genetics in dental problems is largely unknown. New research led by an international team, including researchers at the University of …

Sports playbook helps doctors predict cancer patient outcomes

In this season of global soccer competitions and hotly contested political primaries, bookies and pundits are scouring every evolving scrap of information and sifting through mountains of data in an effort to predict the …

Creation of big data tool leads to new ideas on form and function of insect eggs

Sometimes disproving an old hypothesis is as important as proving a new one. In a new paper in Nature, Cassandra G. Extavour manages to do both, while helping create a tool that will enable similar big-data studies moving …

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