Alexander Fabry is a writer based in New York City. He studied the history of science at Harvard and at Cambridge University.

Harvard physicist Lisa Randall talks about particles colliding, high energy, and the recent revelations that might upend Einstein’s theory.

Get used to the idea of an infinite number of universes, says superstring theorist Brian Greene in his new book, The Hidden Reality. Alexander Fabry presents a handy guide to mind-bending new science.