Arno Allan Penzias (; April 26, 1933 – January 22, 2024) was an American physicist and radio astronomer. He shared the 1978 Nobel Prize in Physics with Robert Woodrow Wilson "for their discovery of cosmic microwave background radiation".
HistoryLayer draws the world as it was in any year from 123,000 BCE to
2026. Move the slider and the borders redraw for that year; the map
carries 23,890 events, 12,790 people, 837 wars and 13,183 cities, each
one readable in place. Signing in is optional and lets you keep what
you find.