When two hydrogen atoms get close enough, the electron from each atom feels an attraction from the proton in the other atom's nucleus. This attraction pulls the atoms together. The electrons end up ...

Two experiment collaborations, the g2p and EG4 collaborations, combined their complementary data on the proton's inner structure to improve calculations of a phenomenon in atomic physics known as ...

Let students know that each group should have 4 white, 3 red, 2 black, and 1 blue cube. The white ones stand for hydrogen, the red are oxygen, the black are carbon, and the blue is nitrogen. Explain ...