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Science News

Location American Science News for 24 September 2020
Wee, single-celled creatures may chow down on viruses However, one expert says we need more proof these organisms actually eat viruses.
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Optimizing of VCSEL photon lifetime for minimum energy consumption at varying bit rates The explosive growth of internet use leads to an explosion of the energy consumption of data centers. Vertical cavity surface emitting lasers (VCSELs) are key enabling devices meeting the requirements of optical intercon...
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The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic
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Climate scientists uncover new record-low temperature in Greenland Climate archivists have found the coldest day ever in the Northern Hemisphere, set by Greenland in 1991
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Parental Touch Reduces Pain Responses in Babies' Brains

Neuroscience News - 24 Sep 2020 21:38
Parental Touch Reduces Pain Responses in Babies' Brains Skin-to-skin contact between a parent and newborn reduces how strongly a baby's brain responds to pain.
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The Four Most Promising Worlds for Alien Life in the Solar System The Earth's biosphere contains all the known ingredients necessary for life as we know it. Broadly speaking these are: liquid water, at least one source of energy, and an inventory of biologically useful elements and mol...
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The return of the spin echo

Phys.org - 24 Sep 2020 15:50
The return of the spin echo A research team from Garching and Vienna discovered a remarkable echo effect that offers exciting new possibilities for working with quantum information.
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Beaked whales can hold their breath for over 3 hours (and possibly longer) These deep-diving whales can stay submerged for more than an hour longer than once thought, and recover surprisingly quickly.
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Young physicist 'squares the numbers' on time travel Paradox-free time travel is theoretically possible, according to the mathematical modeling of a prodigious University of Queensland undergraduate student.
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Tiny shrimp have been found living in Iran's Lut desert, which has reached temperatures above 80°C. These shrimp have eggs that lay dormant for years when water is scarce
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1st US airline offers rapid COVID-19 testing to some passengers Customers will have the option to take a COVID-19 test at the airport or to submit a self-collected mail-in test.
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Astrocytes May Hold the Key to Why and How We Sleep

Neuroscience News - 24 Sep 2020 23:31
Astrocytes May Hold the Key to Why and How We Sleep Astrocytes could be as important as neurons when it comes to regulating sleep.
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How Changes in Healthy Brain Structure Affect Cognition

Neuroscience News - 24 Sep 2020 23:17
How Changes in Healthy Brain Structure Affect Cognition Neuroimaging study ties the degradation of circuitry in one area of the brain to reduced efficiency of executive function in older adults.
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Scientists achieve higher precision weak force measurement between protons, neutrons Through a one-of-a-kind experiment at the Department of Energy's Oak Ridge National Laboratory, nuclear physicists have precisely measured the weak interaction between protons and neutrons. The result quantifies the weak...
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New system detects faint communications signals using the principles of quantum physics Researchers at the National Institute of Standards and Technology (NIST) have devised and demonstrated a system that could dramatically increase the performance of communications networks while enabling record-low error ...
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A self-erasing chip for security and anti-counterfeit tech Self-erasing chips developed at the University of Michigan could help stop counterfeit electronics or provide alerts if sensitive shipments are tampered with.
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SpaceX pops Starship tank on purpose in explosive pressure test The Starship SN7.1 tank was destroyed on purpose at SpaceX's South Texas facilities, during a pressure test designed to take the stainless-steel hardware to its bursting point.
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Researchers have developed tiny wires made entirely of carbon, a key advance on the path to developing carbon computers and smartphones
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Bridging the gap between the magnetic and electronic properties of topological insulators Scientists at Tokyo Institute of Technology shed light on the relationship between the magnetic properties of topological insulators and their electronic band structure. Their experimental results offer new insights into...
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Gravity causes homogeneity of the universe

Phys.org - 24 Sep 2020 15:40
Gravity causes homogeneity of the universe Gravity can accelerate the homogenization of space-time as the universe evolves. This insight is based on theoretical studies of the physicist David Fajman of the University of Vienna. The mathematical methods developed ...
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Impurities enhance polymer LED efficiencies

Phys.org - 24 Sep 2020 15:32
Impurities enhance polymer LED efficiencies Molecular dynamics simulations have shown that the mysteriously high efficiency of polymer LEDs arises from interactions between triplet excitons in their polymer chains, and unpaired electrons in their molecular impurit...
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Coronavirus mutations: what we've learned so far

Live Science - 24 Sep 2020 15:08
Coronavirus mutations: what we've learned so far How fast is the novel coronavirus, SARS-CoV-2, mutating? And how have those genetic changes affected the virus?
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