Cosmic rays may provide the energy flux necessary for the continual synthesis of molecules in dense H2 clouds, according to this detailed model of the carbon, oxygen, hydrogen and nitrogen chemistry of those regions.
With strong magnetic fields and intense lasers or pulsed electric currents, physicists can reconstruct the conditions inside astrophysical objects and create nuclear fusion reactors.
February 04, 2026 01:14 PM
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Celebrating the 100th anniversary of quantum mechanics in 2025 without providing appropriate context risks reinforcing a long legacy of hagiography and hero worship.
People gather, copy, and distribute information all the time. But in the quantum world, the laws of physics impose a severe restriction on copying: It is impossible to make a perfect copy of an unknown state.
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