Snapshots of the hydrogen jet Shadowgraphs at the time of impact of the high-intensity laser pulse on the jet of hydrogen. A weaker light pulse sent in advance ...
Protons, the positively charged particles that help build every atom in our bodies, are starting to look less like classical billiard balls and more like quantum actors. A growing body of research now ...
An element's atomic number defines it. An element with 17 protons will always be chlorine. However an element's mass numbers can vary, which means that it can have different numbers of neutrons. So ...