A Bit More Detail

Assorted Personal Notations, Essays, and Other Jottings

Posts Tagged ‘neutron stars

[NEWS] Five sci-tech links: NASA climate, Starlink, CO2 on the seabed, moving Earth, neutrino beams

  • Evan Gough at Universe Today notes that the long-term climate predictions of NASA have so far proven accurate to within tenths of a degree Celsius.
  • Matt Williams at Universe Today notes how the launching of satellites for the Starlink constellation, providing Internet access worldwide, could be a game-changer.
  • Eric Niiler at WIRED suggests that Texas–and other world regions–could easily sequester carbon dioxide in the seabed, in the case of Texas using the Gulf of Mexico.
  • Matteo Ceriotti explains at The Conversation how, as in The Wandering Earth, the Earth might be physically moved. https://theconversation.com/wandering-earth-rocket-scientist-explains-how-we-could-move-our-planet-116365ti

  • Matt Williams at Universe Today shares a remarkable proposal, suggesting Type II civilizations might use dense bodies like black holes to create neutrino beam beacons.

[NEWS] Five space science links: ocean worlds, M75, wormholes, neutron stars, black holes, LIGO

  • Gizmodo notes the remarkable depth of the oceans of water worlds, going hundreds of kilometres down (or more!).
  • Motherboard reports on the latest Hubble images of Messier 75, a star cluster that is the vestige of a galaxy absorbed into the Milky Way.
  • Matt Williams at Universe Today notes a new study suggesting that, while traversable wormholes might be physically possible without exotic matter, they would not allow for FTL travel.
  • Paul Sutter at Universe Today notes that a closer study of kilonovas might allow for a better understanding of the interior structures of neutron stars.
  • Ars Technica notes that LIGO may have detected a collision between a black hole and a neutron star.

[BLOG] Some Wednesday links

  • Bad Astronomy reports on the possibility of a relatively nearby kilonova that seeded the solar nebula with heavy elements, including gold, as does Centauri Dreams.
  • The Buzz at the Toronto Public Library takes a look at books which later received video game adaptations.
  • D-Brief notes the happy news that, despite having relatively little genetic diversity, narwhals are doing well enough.
  • Imageo notes a recent shift in the centuries-long patterns of El Nino that might hint at some climate change disturbance.
  • Joe. My. God. notes that the New York Times has retrieved Trump’s tax records for 1985-1994, and notes that he lost more than a billion dollars in that time frame.
  • JSTOR considers the question of why holography and holograms have not become accepted as high art.
  • Language Log shares, from Hong Kong, an advertisement with phonetic annotation of Cantonese.
  • Daniel Nexon at Lawyers, Guns and Money considers if, as a Charlie Stross novel from 2008 imagined, we are now in a “post-attribution” era in which motives are effectively unfindable.
  • James Butler at the LRB Blog considers the sheer scale of the defeat of not just the Conservatives but Labour in British local government elections.
  • Marginal Revolution notes a paper suggesting that cooperativeness is more closely linked to intelligence than to conscientiousness.
  • The NYR Daily looks at the particular plight of women in the American prison system.
  • Personal Reflections’ Jim Belshaw takes a look at egging as an act of political protest.
  • The Planetary Society Blog considers the mysteries surrounding the early atmosphere of Mars. What was it made of that it retained enough heat to keep water liquid during the faint young Sun period?
  • Starts With A Bang’s Ethan Siegel notes the strength of the models of contemporary cosmology, despite occasional challenges.
  • Window on Eurasia considers the extent to which pan-Turkic sentiment is relevant to the Turkic nations of Russia.
  • Arnold Zwicky considers arches, in his life and in language.

[BLOG] Some Tuesday links

  • Bad Astronomy notes the detection of the birth of a neutron star binary system in the distant galaxy of IV ZW 155.
  • Centauri Dreams examines the potential for M-class red dwarfs to support planets with life.
  • Crooked Timber notes the death of the science fiction master Gene Wolfe.
  • D-Brief notes that the TESS spacecraft has confirmed its discovery of its first exoplanet, HD 21749 c 52 light-years away.
  • Language Hat considers a fascinating question: Who wrote Aladdin?
  • Lawyers, Guns and Money notes the shameless foolishness of Donald Trump with regards to the Notre-Dame tragedy.
  • Marginal Revolution links to a paper noting the significant cost, in medieval Europe, of the construction of cathedrals even in rich areas like Ile-de-France.
  • Towleroad notes that the Pete Buttigieg campaign has released its design toolkit to the public for downloading.
  • Window on Eurasia notes the impediments put in place in Russia to limit the presence of immigrants on labour markets.

[BLOG] Some Saturday links

  • Bad Astronomer Phil Plait looks at planetary nebulas, beautiful byproducts of the ends of stars.
  • Centauri Dreams shares an essay by Mark Millis looking at how NASA evaluates proposed new propulsion methods.
  • Bruce Dorminey takes a look at some interesting facts about the development of the Boeing 747.
  • L.M. Sacasas at The Frailest Thing considers the ways in which deepfakes, allowing for alternate personalities online, evoke the Bunburying of Oscar Wilde.
  • Gizmodo notes that neutron star collisions might well reveal mysterious quark matter, if only they occurred within sight of us.
  • JSTOR Daily considers the sensuous nature of the Jane Austen novel Persuasion.
  • Language Log considers a potential case for Sinitic origins in the Balto-Slavic word for “iron”.
  • Scott Lemieux at Lawyers, Guns and Money considers the weakness of the centre as a major pull for American voters.
  • Marginal Revolution links to a paper concluding that Chinese workers are not being exploited by the manufacturing companies that may employ them.
  • Starts With A Bang’s Ethan Siegel considers how the curvature of space-time under gravity can be measured.
  • Window on Eurasia considers two Kazakhstan observers who argue the country should switch from Kazakh-Russian bilingualism to Kazakh-English bilingualism.
  • Arnold Zwicky considers, after the Gay & Lesbian Review, the representation of different communities in the LGBT+ acronym, the utility of simple symbols, like “&” or “+”.

[NEWS] Five science links: desalination brine, Venezuela glacier, Venus, red dwarf plants, AT2018cow

  • Wired asks what is to be done with the toxic brine produced by desalination plants.
  • This article from The Atlantic tells the story of the last glacier in Venezuela, disappearing as the climate warns and as the county falls apart.
  • Universe Today notes the discovery of a mysterious streak in the upper atmosphere of Venus.
  • A new study via Universe Today suggests potentially Earth-like exoplanets orbiting red dwarfs stars might not receive enough high-energy photons to support plant life.
  • Universe Today suggests that the mysterious AT2018cow event saw the formation of either a black hole or a neutron star.

[BLOG] Some Saturday links

  • Architectuul looks back at its work over 2018.
  • Bad Astronomy’s Phil Plait reflects on an odd photo of the odd galaxy NGC 3981.
  • The Crux tells the story of how the moons of Jupiter, currently enumerated at 79 and including many oddly-shaped objects in odd orbits, have been found.
  • Gizmodo notes how some astronomers have begun to use the precise rotations of neutron stars to calibrate atomic clocks on Earth.
  • Keiran Healy shares a literally beautiful chart depicting mortality rates in France over two centuries.
  • Hornet Stories notes that, two years after his death, the estate of George Michael is still making donations to the singer’s favoured charities.
  • At In Media Res, Russell Arben Fox celebrates the Ramones song “I Wanna Be Sedated”.
  • Lawyers, Guns and Money notes how unauthorized migrants detained by the United States are being absorbed into the captive workforces of prisons.
  • Tyler Cowen at Marginal Revolution approves of the Museum of the Bible, in Washington D.C., as a tourist destination.
  • The NYR Daily looks at soccer (or football) in Morocco, as a badge of identity and as a vehicle for the political discussions otherwise repressed by the Moroccan state.
  • Roads and Kingdoms reports on the paiche, a fish that is endangered in Peru but is invasively successful in Bolivia.
  • Peter Rukavina makes a good point about the joys of unexpected fun.
  • The Signal reports on how the American Folklife Centre processes its audio recordings in archiving them.
  • Starts With A Bang’s Ethan Siegel debunks some myths about black holes, notably that their gravity is any more irresistible than that of any other object of comparable mass.
  • Strange Company shares the contemporary news report from 1878 of a British man who binge-drank himself across the Atlantic to the United States.
  • Window on Eurasia reports on a proposal in the fast-depopulating Magadan oblast of Russia to extend to all long-term residents the subsidies extended to native peoples.
  • Arnold Zwicky reports on another Switzerland-like landscape, this one the shoreline around Lake Sevan in Armenia.