When it comes to big science, very few things are conclusively known. From Quantum Mechanics to Natural Selection, what we have instead are theories - ideas explain why things happen the way they do.

30-Second Theories takes a revolutionary approach to understanding the 50 most significant and intriguing scientific theories. It challenges leading scientific experts to abandon their beloved jargon and explain the most complex of theories in under half a minute - using nothing more than two pages, 300 words, and a picture. Time might well be relative, but it's also previous in a world that seems to spin ever faster, and here, in one unique volume, you have the chance to pick the potted brains of our leading scientists and understand the key notes of our harmonious universe in less time than it takes to scratch your head.