Can alchemy be described as a protoscience? Do ancient texts with obscure formulas and procedures describe mystic rituals and allegoric visions? Or do they record instructions to carry out real ...

Tycho Brahe is best known as a Danish Renaissance astronomer. But he was also a bit of an alchemist, and a first-ever analysis on shards found at his former home from the 1500s has shed some light on ...

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 ...