Einstein's Twin: Mind-Bending Puzzles and Paradoxes from the World of Science

From the author of Einstein's Riddle comes a collection of ingenious puzzles that will stimulate your brain while also introducing you to science's most intriguing concepts, paradoxes, and unsolved conundrums. How can a cat be both dead and alive? Can you travel back in time to kill your own grandfather? How can a particle also be a wave? And where...