Minnesota State University Moorhead Physics and Astronomy:
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Physics News Feeds for Sunday April 21, 2019

Astronomy Picture of the Day: Falcon Heavy Launch Close up
April 20, 2019

Falcon Heavy Launch Close up Twenty seven Merlin rocket engines are firing in this close-up of the launch of a Falcon Heavy rocket. Derived from three Falcon 9 first stage rockets with nine Merlin rocket engines each, the Falcon Heavy left...

Scientific American Physics Feed (Top 5 items)

  1. Making Sense of Quantum Mechanics (Sat Apr 20 11:00 am)
    Philosopher David Albert thinks there might be a “clear and straightforward” way of thinking about quantum phenomena -- Read more on ScientificAmerican.com
  2. Watch Now: Einstein's Scientific Revolution and the Limits of Quantum Theory (Wed Apr 17 1:00 pm)
    Cosmologist Lee Smolin says that at certain key points, the scientific worldview is based on fallacious reasoning -- Read more on ScientificAmerican.com
  3. How Long Do Neutrons Live? Physicists Close In on Decades-Old Puzzle (Tue Apr 16 2:30 pm)
    Researchers are narrowing down their measurements of how long the subatomic particle survives on its own -- Read more on ScientificAmerican.com
  4. Squeezed Potassium Atoms Straddle Liquid and Solid (Fri Apr 12 6:00 pm)
    At extreme pressures, potassium atoms can be both liquid and solid at the same time, a phase of matter known as "chain melt." Christopher Intagliata reports.  -- Read more on ScientificAmerican.com
  5. Infrared Light Offers a Cooler Way to Defrost (Mon Apr 8 5:00 pm)
    Light tuned to a specific frequency warms ice more than water—which could come in handy for defrosting delicate biological samples. Adam Levy reports. -- Read more on ScientificAmerican.com

PhysicsWorld Headline News (Top 5 items)

  1. Physicists beat Lorentz reciprocity for microwave transmission (Thu Feb 22 8:27 am)
    New device could boost telecommunications and be adapted for photonics
  2. Japan's SuperKEKB set for first particle collisions (Wed Feb 21 8:45 am)
    Revamped accelerator will soon be smashing electrons and positrons together
  3. Wood-based 'supermaterial' is stronger and tougher than steel (Wed Feb 21 8:10 am)
    New material is made by compressing treated wood
  4. Three photons bind together to make a ?molecule? of light (Tue Feb 20 10:06 am)
    Technique could be used to create quantum-information systems
  5. Nuclear excitation by electron capture seen at long last (Tue Feb 20 7:55 am)
    Breakthrough could lead to new type of energy source

EurekaAlert Chemistry, Physics, and Materials Sciences News (Top 5 items)

  1. From 2D to 1D: Atomically quasi '1D' wires using a carbon nanotube template (Fri Apr 19 11:00 pm)
    (Tokyo Metropolitan University) Researchers from Tokyo Metropolitan University have used carbon nanotube templates to produce nanowires of transition metal monochalcogenide (TMM), which are only 3 atoms wide in diameter. These are 50 times...
  2. Researchers report high performance solid-state sodium-ion battery (Thu Apr 18 11:00 pm)
    (University of Houston) Solid-state sodium-ion batteries are far safer than conventional lithium-ion batteries, which pose a risk of fire and explosions, but their performance has been too weak to offset the safety advantages. Researchers Friday...
  3. New NSF grant could make lithium-ion batteries safer and promote their industrial use (Thu Apr 18 11:00 pm)
    (University of Kansas) Supported by a grant from the NSF, a researcher from the University of Kansas is developing technology to monitor and prevent overheating in lithium-ion batteries.
  4. Plants are also stressed out (Thu Apr 18 11:00 pm)
    (Salk Institute) What will a three-degree-warmer world look like? When experiencing stress or damage from various sources, plants use chloroplast-to-nucleus communication to regulate gene expression and help them cope. Now, Salk Institute researchers...
  5. Through thick and thin: Neutrons track lithium ions in battery electrodes (Thu Apr 18 11:00 pm)
    (University of Virginia School of Engineering and Applied Science) Lithium-ion batteries are expected to have a global market value of $47 billion by 2023, but their use in heavy-duty applications such as electric vehicles is limited due to...

EurekaAlert Space & Planetary Science News (Top 5 items)

  1. New book traces expeditions to test Einstein's theory of relativity (Wed Apr 17 11:00 pm)
    (University of Arkansas) No Shadow of a Doubt, a new book by University of Arkansas physicist Daniel Kennefick, tells the story of the researchers who confirmed Einstein's theory of relativity. The expeditions traveled to Brazil and Africa...
  2. Hubble celebrates its 29th birthday with unrivaled view of the Southern Crab Nebula (Wed Apr 17 11:00 pm)
    (ESA/Hubble Information Centre) This incredible image of the hourglass-shaped Southern Crab Nebula was taken to mark the NASA/ESA Hubble Space Telescope's 29th anniversary in space. The nebula, created by a binary star system, is one of the...
  3. New concept for novel fire extinguisher in space (Wed Apr 17 11:00 pm)
    (Toyohashi University of Technology) A research team at Toyohashi University of Technology has developed a new concept of fire extinguishing, named Vacuum Extinguish Method. VEM is based on the "reverse" operation of the conventional fire extinguishing...
  4. Scientists find evidence Mercury has a solid inner core (Tue Apr 16 11:00 pm)
    (American Geophysical Union) Scientists have long known that Earth and Mercury have metallic cores. Like Earth, Mercury's outer core is composed of liquid metal, but there have only been hints that Mercury's innermost core is solid. Now, in...
  5. A closer look at Mercury's spin and gravity reveals the planet's inner solid core (Tue Apr 16 11:00 pm)
    (NASA/Goddard Space Flight Center) How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it -- very, very carefully. This is exactly...

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