The official title is *Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel*, established in 1968 by Sweden’s bank.

Plato’s *Republic* explored justice, governance, and the ideal state, introducing the idea of philosopher-kings.

Mitochondria generate energy in the form of ATP through cellular respiration, hence called the cell’s powerhouse.

Renaissance means “rebirth,” referring to Europe’s revival of classical learning, art, and humanism (14th–17th centuries).

Ernest Rutherford discovered the nucleus and pioneered nuclear physics, earning the title “father of nuclear physics.”

The Suez Canal links the Mediterranean with the Red Sea, a key trade route completed in 1869 in Egypt.

Nitrogen fixation—by bacteria or lightning—converts atmospheric N₂ into biologically usable ammonia or nitrates.

The Panama Canal, opened in 1914, links the Atlantic and Pacific Oceans, greatly reducing shipping time between east and west.

Henri Becquerel discovered radioactivity in 1896, later studied by the Curies and vital for nuclear science.

The Berlin Wall fell on November 9, 1989, marking the collapse of Communist rule in Eastern Europe. This is a well-documented historical or.