In this jam-packed double issue of Discover we present you with the wonders of the invisible planet in vivid detail. Meet the scientists who are seeking to learn more about the Earth's core, the powerful generator behind our planet’s protective magnetic fields. Dive into previously unexplored sea caves beneath one of the world’s hottest vacation destinations. And unlock your brain's built-in medicine cabinet with the help of the placebo effect.
Want more? You’ll also clock the speed of thoughts and step inside an awe-inspiring 360-degree research chamber. From frightening ancient toilets to exoplanets’ wacky names, you'll find page-turning stories from cover to cover.