Radiant ENERGY: In 1875, Sir William Crookes discovered the properties of Radiant Matter.

辐射能：在1875年，威廉·克鲁克斯先生发现有辐射的物质。

youdao

So in 1898, in a speech to the British Association, a chemist, Sir William Crookes, argued again that worldwide starvation was inevitable within a generation.

ECONOMIST: The story of wheat: Ears of plenty | The