Minnesota State University Moorhead Physics and Astronomy:
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Physics News Feeds for Thursday February 23, 2017

Astronomy Picture of the Day: Daphnis and the Rings of Saturn

February 22, 2017

Daphnis and the Rings of Saturn What's happening to the rings of Saturn? Nothing much, just a little moon making waves. The moon is 8-kilometer Daphnis and it is making waves in the Keeler Gap of Saturn's rings using just its gravity...

Scientific American Physics Feed (Top 5 items)

  1. Vision Needed to Curb Nearsightedness Epidemic (Tue Feb 21 8:38 pm)
    In urban Asian areas myopia among teenagers is topping 90 percent—but foresight may be able to bring those numbers way down.   -- Read more on ScientificAmerican.com
  2. Einstein's Greatest Blunder? (Tue Feb 21 12:00 pm)
    He abandoned the idea of a static, nonexpanding universe in 1929—but some physicists are beginning to reconsider it -- Read more on ScientificAmerican.com
  3. Is Physics Funnier Than Biology? (Mon Feb 13 3:30 pm)
    The Big Bang Theory writer and executive producer has a hypothesis why physics makes the funniest TV. -- Read more on ScientificAmerican.com
  4. LIGO's Underdog Cousin Ready to Enhance Gravitational-Wave Hunt (Wed Feb 8 9:45 am)
    It missed the historic discovery, but the Virgo lab in Italy is now primed to extend LIGO’s reach and precision -- Read more on ScientificAmerican.com
  5. Frog Spit Behaves Like Bug-Catching Ketchup (Mon Feb 6 5:58 pm)
    The amphibians' saliva is what's known as a "shear-thinning fluid," like ketchup—sometimes thick, sometimes thin and flowing. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

PhysicsWorld Headline News (Top 5 items)

  1. Seven Earth-like exoplanets orbit nearby star (Wed Feb 22 12:00 pm)
    Conditions for life could exist on at least three of the rocky worlds
  2. Flash Physics: 'Queen of Carbon' dies, LHCb spots rare B-meson decay, antineutrino detector is portable (Wed Feb 22 7:16 am)
    Today's selection of need-to-know updates from the world of physics
  3. Parents' enthusiasm for science boosts teens' exam scores (Tue Feb 21 9:52 am)
    Talking to children about importance of STEM influences career choices
  4. Flash Physics: Stellar family history, extremely sensitive electron camera, full-body PET scanner planned (Tue Feb 21 7:47 am)
    Today's selection of need-to-know updates from the world of physics
  5. Optical clocks hit the road (Mon Feb 20 10:41 am)
    Two groups unveil very accurate, portable atomic clocks

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

  1. Researchers pave the way for ionotronic nanodevices (Wed Feb 22 11:00 pm)
    (Aalto University) Ionotronic devices rely on charge effects based on ions, instead of electrons or in addition to electrons. These devices open new opportunities for creating electrically switchable memories. Researchers at Aalto University...
  2. New role of cholesterol in regulating brain proteins discovered (Wed Feb 22 11:00 pm)
    (IMIM (Hospital del Mar Medical Research Institute)) A study demonstrates that the cholesterol present in cell membranes can interfere with the function of an important brain membrane protein, through a previously unknown mode of interaction....
  3. Oil and gas wastewater spills alter microbes in West Virginia waters (Wed Feb 22 11:00 pm)
    (Rutgers University) Wastewater from oil and gas operations -- including fracking for shale gas -- at a West Virginia site altered microbes downstream, according to a Rutgers-led study. The study, published recently in Science of the Total...
  4. Light-driven reaction converts carbon dioxide into fuel (Wed Feb 22 11:00 pm)
    (Duke University) Duke University researchers have developed tiny nanoparticles that help convert carbon dioxide into methane using only ultraviolet light as an energy source. Having found a catalyst that can do this important chemistry using...
  5. Organ-on-a-chip mimics heart's biomechanical properties (Tue Feb 21 11:00 pm)
    (Vanderbilt University) Scientists at Vanderbilt University have created a three-dimensional organ-on-a-chip that can mimic the heart's amazing biomechanical properties in order to study cardiac disease, determine the effects that different...

EurekaAlert Space & Planetary Science News (Top 5 items)

  1. NASA spies Tropical Cyclone 08P's formation (Tue Feb 21 11:00 pm)
    (NASA/Goddard Space Flight Center) NASA's Aqua satellite spotted Tropical Cyclone 08P as it was developing in the South Pacific Ocean. Tropical Cyclone 08P, or 08P formed east of Extra-tropical cyclone Bart.
  2. CubeSats: Shaping possibilities in space (Tue Feb 21 11:00 pm)
    (NASA/Johnson Space Center) For more than a decade, CubeSats, or small satellites, have paved the way to low-Earth orbit for commercial companies, educational institutions, and non-profit organizations. These small satellites offer opportunities...
  3. NASA spies Tropical Cyclone Bart's end (Tue Feb 21 11:00 pm)
    (NASA/Goddard Space Flight Center) NASA's Aqua satellite spotted Tropical Cyclone Bart as it was transitioning into an extra-tropical cyclone in the South Pacific Ocean.
  4. Neural networks promise sharpest ever images (Tue Feb 21 11:00 pm)
    (Royal Astronomical Society) Telescopes, the workhorse instruments of astronomy, are limited by the size of the mirror or lens they use. Using 'neural nets', a form of artificial intelligence, a group of Swiss researchers now have a way to...
  5. Ultracool dwarf and the 7 planets (Tue Feb 21 11:00 pm)
    (ESO) Astronomers have found a system of seven Earth-sized planets just 40 light-years away. They were detected as they passed in front of their parent star, the dwarf star TRAPPIST-1. Three of them lie in the habitable zone and could harbor...

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