Inventions, firsts, and turning points tied to today’s date — each one sourced and dated.
In 1927, a voice crossed 3,000 miles of ocean by radio, linking New York and London for the very first time.
Two men crossed the Channel in a hydrogen balloon and nearly drowned, saved only by ditching the cargo and their own clothes.
Four faint dots beside Jupiter refused to behave like stars, and quietly demolished the idea that everything circles Earth.
