Theoretical physicist Matt Strassler takes us on an awe-inspiring journey from relativity to the Higgs field, showing how the universe creates everything from what seems like nothing at all.
Every now and then, I get a question from a reader that I suspect many other readers share. When possible, I try to reply to such questions here, so that the answer can be widely read. Here’s the question for today: I do have one question that I couldn’t find the answer to in your […]
ON 07/25/2024
The mass of a single proton, often said to be made of three quarks, is almost 1 GeV/c2. To be more precise, a proton’s mass is 0.938 GeV/c2, while that of a neutron is 0.939 GeV/c2. But the masses of up and down quarks, found in protons and neutrons, are each much less than 0.01 […]
ON 07/22/2024