Inventions, firsts, and turning points tied to today’s date — each one sourced and dated.
On September 5, 1977, NASA launched a probe that would become the most distant human-made object ever, now sailing through interstellar space.
Before dawn, gunmen turned a celebration of sport into the first terror attack broadcast live to a watching world.
On September 5, 1882, thousands of workers marched up Broadway in New York, staging the parade that became Labor Day.
