Elements
This article will discuss what an element is, the heaviest and the lightest elements in the world….
In 1896 the French physicist Henri Becquerel noticed that pitchblende had one very unusual property: photographic plates exposed to a sample of pitchblende reacted as if they had been exposed to light. This property was called radioactivity, but at the time many scientists dismissed it as being of little importance. However, the investigation of what caused the radioactivity was to lead to one of the most significant discoveries in science, a discovery that laid the foundations for modern nuclear physics.
Contrary to popular belief, the science of alchemy was not simply about turning base metals into gold but had various aspects that influenced many areas of our lives.