Portal:Physics/Did you know/4


 * ... that nuclear fusion reactions are probably occurring at or above the sun's photosphere; it is a process called solar surface fusion.


 * ... that the submarine telescope ANTARES, intended to detect neutrinos, may also be used to observe bioluminescent plankton and fish?


 * ... that a touch flash releases about a billion photons a second far less than produced in a particle accelerator?