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Physics
Neutron star measurements put limits on color superconductivity in dense quark matter
Ground-based radio telescopes, gravitational wave detectors, and space-based X-ray telescopes (right) all measure neutron stars (top left, showing mergers) and pairings of differently colored quarks in dense matter (bottom left). ). ). Credit: Rachel Steinhorst, NASA/Roscosmos, California Institute of Technology/MIT/LIGO Lab At very high densities, quarks are expected to form pairs, similar to electrons in superconductors. This behavior of dense…
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Other Sciences
If Greenland were to be put up for sale, how much would it be worth? How to put a “price tag” on the territory
Credit: Pixabay/CC0 Public Domain It’s unlikely that you missed this story. In recent weeks, US President-elect Donald Trump has reiterated his desire for the US to “own and manage” Greenland, an autonomous territory of the Kingdom of Denmark. Trump first floated the idea of ​​the United States purchasing Greenland in 2019. At the time, Trump quite correctly claimed that he…
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