Look beyond surface behaviors to personal values—our deep-seated beliefs about what matters in life that are foundational and drive everything else when they shift.

The standard way of calculating the electron's magnetic moment using the Dirac equation leads to a value known as the Bohr magneton, named after the Danish physicist Niels Bohr.

Jason Reynolds writes young adult books that don't talk down to kids. His newest audio-only book is called Soundtrack. He talks with Rachel Martin about writing and the value of being a crier.