All known atomic nuclei and therefore almost all visible matter consist of protons and neutrons, yet many of the properties of these omnipresent natural building blocks remain unknown. As an uncharged ...

One of the most puzzling known particles of the atom is the neutron, the uncharged building block of the nucleus. To explain its lack of electrical charge, nuclear physicists have long supposed that ...

Molecular iodine, a major emission from the ocean, can quickly convert to iodic oxoacids even under weak daylight conditions. These oxoacids lead rapidly to aerosol particles that significantly affect ...

SOME time ago I made the suggestion in NATURE (March 9, 1905) that the particle was initially uncharged on expulsion, and that it gained its charge subsequently by collision with atoms in its path. I ...

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