Stumped you! Nobody knew the answer to last week’s PotterWatch challenge: What title did editor Arthur Levine suggest for the U.S. edition of J.K. Rowling’s first Harry Potter book? The answer is ...

There was once a stone of indefinable color. This stone was rumored to create gold. It was rumored to prolong human life. It was rumored to heal all. This stone was called the philosophers’ stone. The ...

You have reached your maximum number of saved items. Remove items from your saved list to add more. Towards the end of Philip Ball’s marvellous book on the history of alchemy he tells the story of ...

Elisabeth Gruner does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Imagine yourself in a chemistry lab. You are probably picturing a scene featuring a whole load of liquids – fluids bubbling in round-bottomed flasks, solutions swirling in test tubes, droplets running ...

Add articles to your saved list and come back to them any time. Towards the end of Philip Ball’s marvellous book on the history of alchemy he tells the story of pioneering nuclear physicist Ernest ...