A fun and engaging picture book from author Julia Sooy and illustrator Molly Walsh explaining Einstein's theory of relativity. Size, speed, weight, direction, d

A.J. Jacobs has received some strange emails over the years, but this note was perhaps the strangest: “You don’t know me, but I’m your eighth cousin. And

A fun and engaging picture book from author Julia Sooy and illustrator Molly Walsh explaining Einstein's theory of relativity. Size, speed, weight, direction, d

In this meditation on religion and science, Lightman explores the tension between our yearning for permanence and certainty, and the modern scientific discoveri