He synthesised the first artificial dyestuff, called mauve or aniline purple, while trying to synthesize quinine from a coal tar chemical for the treatment of malaria....
Italian chemist Stanislao Cannizzaro, known for his theories on atomic weight. He was the first chemist to see the full significance of Avogadro's law. In the...
The British chemists used a powerful machine that cooled and liquefied air to obtain krypton (Kr). They then repeatedly distilled the krypton until an even...
He introduced the concept of electron spin along with George Eugene Uhlenbeck in 1925. This phenomenon explains many aspects of atomic behaviour that cannot be...
He was the first to liquefy helium, using several precooling stages and the Hampson- Linde cycle based on the Joule-Thompson effect. This way he lowered...
Interstellar space refers to the areas between star systems within a galaxy. It varies hugely in composition, and contains atomic and subatomic particles, molecular and...
Dr. Robert Hutchings Goddard (1882-1945) is considered the father of modern rocket propulsion. It was fuelled by liquid oxygen (O2) and gasoline, and reached a...