Minnesota State University Moorhead Physics and Astronomy:
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Physics News Feeds for Monday March 08, 2021

Astronomy Picture of the Day: Three Tails of Comet NEOWISE
March 8, 2021

Three Tails of Comet NEOWISE What created the unusual red tail in Comet NEOWISE? Sodium. A spectacular sight back in the summer of 2020, Comet NEOWISE, at times, displayed something more than just a surprisingly striated white dust...

Scientific American Physics Feed (Top 5 items)

  1. This Is the Fastest Random-Number Generator Ever Built (Wed Mar 3 12:00 pm)
    A laser generates quantum randomness at a rate of 250 trillion bits per second and could lead to devices small enough to fit on a single chip -- Read more on ScientificAmerican.com
  2. Major Physics Society Will Not Meet in Cities with Racist Policing Records (Tue Mar 2 9:00 am)
    The American Physical Society’s new criteria for conference venues seem to be unique among scientific societies -- Read more on ScientificAmerican.com
  3. Mystery of Spinning Atomic Fragments Solved at Last (Wed Feb 24 10:30 am)
    New experiments have answered the decades-old question of how pieces of splitting nuclei get their spins -- Read more on ScientificAmerican.com
  4. New Supernova Alert System Promises Early Access to Spectacles in Space (Mon Feb 22 5:45 am)
    Upgrades to the SuperNova Early Warning System (SNEWS) detection system offer advance notice of impending blasts -- Read more on ScientificAmerican.com
  5. Snowflake Structure Still Mystifies Physicists (Thu Feb 11 12:00 pm)
    Flakes’ final shape depends on an array of temperature, humidity and wind speed variables -- 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. Lights on for silicon photonics (Sun Mar 7 11:00 pm)
    (ETH Zurich Department of Physics) The demonstration of electroluminescence at terahertz frequencies from a silicon-germanium device marks a key step towards the long-sought goal of a silicon-based laser.
  2. A better way to measure acceleration (Sun Mar 7 11:00 pm)
    (National Institute of Standards and Technology (NIST)) Addressing the increasing demand to accurately measure acceleration in smaller navigation systems and other devices, researchers at the National Institute of Standards and Technology (NIST)...
  3. Experts in biomedical research to headline all-virtual 2021 OSA Biophotonics Congress (Sun Mar 7 11:00 pm)
    (The Optical Society) The all-virtual OSA Biophotonics Congress: Optics in the Life Sciences, to be held 12 - 16 April 2021, will feature three dynamic plenary talks highlighting advancements in biomedical research spanning molecular and cellular...
  4. New technique brings the study of molecular configuration into the microscopic domain (Sun Mar 7 11:00 pm)
    (Beckman Institute for Advanced Science and Technology) Researchers at the Beckman Institute have developed a new variation of an infrared microscope with analytical capabilities, rendering it effective for probing the chemical conformations...
  5. Cheap, nontoxic carbon nanodots poised to be quantum dots of the future (Sun Mar 7 11:00 pm)
    (University of Illinois at Urbana-Champaign, News Bureau) Tiny fluorescent semiconductor dots, called quantum dots, are useful in a variety of health and electronic technologies but are made of toxic, expensive metals. Nontoxic and economic...

EurekaAlert Space & Planetary Science News (Top 5 items)

  1. How fast is the universe expanding? Galaxies provide one answer. (Sun Mar 7 11:00 pm)
    (University of California - Berkeley) Among the methods astronomers have found to measure the expansion rate of the local universe, the Hubble constant, surface brightness fluctuations is potentially one of the most precise. Scientists have...
  2. A giant, sizzling planet may be orbiting the star Vega (Sun Mar 7 11:00 pm)
    (University of Colorado at Boulder) Vega, one of the brightest stars in the night sky, may play host to a giant planet with average surface temperatures of 5,390 degrees Fahrenheit.
  3. What is life? And will we find it on other planets? (video) (Sun Mar 7 11:00 pm)
    (American Chemical Society) Chemistry is helping us figure out how life got started on Earth and is giving us molecules to look for on other planets. In this episode of Reactions, we break down what "life" is and how likely we are to find it...
  4. Most distant cosmic jet providing clues about early universe (Sun Mar 7 11:00 pm)
    (National Radio Astronomy Observatory) Astronomers using the VLA and VLBA have found the most distant cosmic jet yet discovered, material propelled at nearly the speed of light by a supermassive black hole in the core of a galaxy some 13 billion...
  5. Most distant quasar with powerful radio jets discovered (Sun Mar 7 11:00 pm)
    (ESO) With the help of the European Southern Observatory's Very Large Telescope (ESO's VLT), astronomers have discovered and studied in detail the most distant source of radio emission known to date. The source is a "radio-loud" quasar -- a...

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