Recent content by atyy

  1. atyy

    A Challenge to Bohmian mechanics by Sharoglazova et al, Nature, 2025

    Energy–speed relationship of quantum particles challenges Bohmian mechanics. Sharoglazova V, Puplauskis M, Mattschas C, Toebes C, Klaers J. Nature 643, 67–72 (2025) https://doi.org/10.1038/s41586-025-09099-4 Is this paper correct? I am skeptical because my understanding was that Bohmian...
  2. atyy

    I The evaporation of charged black holes

    "We present, for the first time, the full history of the evaporation of a large charged black hole." https://arxiv.org/abs/2411.03447 The evaporation of charged black holes Adam R. Brown, Luca V. Iliesiu, Geoff Penington, Mykhaylo Usatyuk Charged particle emission from black holes with...
  3. atyy

    Physics major wins men's 50m freestyle at the Paris Olympics

    Cam McEvoy won the gold in the men's 50 m freestyle at the Paris Olympics. https://www.smh.com.au/sport/swimming/cameron-mcevoy-strikes-gold-in-men-s-50m-freestyle-final-20240802-p5jz18.html...
  4. atyy

    I Jonathan Oppenheim, "A postquantum theory of classical gravity?"

    There's interesting criticism of Jonathan Oppenheim and Andrea Russo's https://arxiv.org/abs/2402.19459 by Geoff Penington on Twitter:
  5. atyy

    B What Principles Govern the Emergence of Spacetime According to Renate Loll?

    "Renate Loll has seen universes that would give Doctor Strange nightmares." https://www.quantamagazine.org/renate-loll-blends-universes-to-unlock-quantum-gravity-20230525/
  6. atyy

    Classical Looking for book about relativistic classical field theory

    It's old, but possibly useful. https://www.amazon.com/dp/0471595519/?tag=pfamazon01-20
  7. atyy

    Recent Article on the Evolution of a Theory of Covid Origins

    https://zenodo.org/record/7754299#.ZBjpby8w30o Genetic evidence of susceptible wildlife in SARS-CoV-2 positive samples at the Huanan Wholesale Seafood Market, Wuhan: Analysis and interpretation of data released by the Chinese Center for Disease Control Alexander Crits-Christoph, Karthik...
  8. atyy

    Recent Article on the Evolution of a Theory of Covid Origins

    Andersen and colleagues discussed in their "Proximal Origin" paper how SARS2 features like the receptor binding domain (RBD) and the furin cleavage site (polybasic cleavage site) might have arisen through selection by passage in cell culture. They believed these scenarios unlikely, but left the...
  9. atyy

    Recent Article on the Evolution of a Theory of Covid Origins

    Some people criticize the Proximal Origin paper by Andersen and colleagues for prematurely dismissing the possibility of a lab leak. However, while the paper argued that genetic manipulation to introduce specific sequence changes were extremely unlikely, it left the door open to other lab leak...
  10. atyy

    Medical Why do we say basolateral membrane and not basal?

    It's because the membrane is both on the "bottom" (basal) and "side" (lateral) of the cell. https://www.wikidoc.org/index.php/Basolateral_membrane
  11. atyy

    Big announcement about fusion energy coming soon (Dec-2022)

    https://www.theatlantic.com/technology/archive/2022/12/department-of-energy-nuclear-fusion-breakthrough-nif-livermore/672439/ "Even if NIF is able to replicate the shot, perform similar ones consistently, and eventually increase the yield by five or tenfold, the experiment is still a dead end...
  12. atyy

    Is China's 'Zero COVID' Policy Coming to an End?

    I'm not sure what the problem is in China, but I suspect it's like what we had in Singapore (where in my view we opened up too early, before we had a high enough elderly vax rate), where I've heard of seniors who didn't know the importance of vaccination, for reasons that include having never...
  13. atyy

    Is China's 'Zero COVID' Policy Coming to an End?

    Yes, they need to get their elderly as maximally vaccinated as possible. The problem isn't non-mRNA vaccines. The Chinese scientists have known that improving elderly vaccination is key: https://weekly.chinacdc.cn/en/article/doi/10.46234/ccdcw2022.173. They are ramping up vaccinations now...
  14. atyy

    Is China's 'Zero COVID' Policy Coming to an End?

    China's vaccines are fine. For the elderly, an extra dose is needed compared to mRNA vaccines (which could also be beneficial in younger ages), but the effectiveness is decent enough. See Table 3 of McMenamin et al, Vaccine effectiveness of one, two, and three doses of BNT162b2 and CoronaVac...
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