Tungsten is known as one of the toughest things found in nature. It is super dense and almost impossible to melt. Pure tungsten is a silver-white metal and when made into a fine powder can be ...

These days, we would call them proprietary blends. But in the late 1500s and early 1600s, individual alchemists called the medicines they cooked up in their labs ‘secrets’. And thanks to a study ...

tungsten. “Most intriguing are the elements found in higher concentrations than expected, indicating enrichment and providing insight into the substances used in Tycho Brahe’s alchemical ...

Rasmussen and his team were stunned to detect tungsten among the elements found on the inside and outside of the shards. During the Renaissance, mercury and gold were commonly used in recipes for ...