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...
He is known for inventing the Beckmann thermometer. Enter Ernst Otto Beckmann (1853-1923) was born in Solingen, the German town famed for its knives. The son...
Antoine-Jerome Balard announced the discovery of bromine (Br) on this day in 1826. The French chemist was an unknown young laboratory assistant when he discovered...