We’ve paired off eight elite kinds of magnets to battle for the win. Learn about each of the magnets then vote for your favorites in our Twitter polls (in thread).
Three progressively heavier copies of each type of matter particle exist, and no one knows why. A new paper by Steven Weinberg takes a stab at explaining the pattern.
Symmetry sits down with Fabiola Gianotti, who recently finished an eventful four years as spokesperson for the ATLAS experiment at the Large Hadron Collider.