29 September 1954. The convention establishing CERN (the European Organization for Nuclear Research) was signed. CERN was originally devoted to the study of atomic nuclei but was soon applied to higher-energy physics and the study of interactions between subatomic particles.

25 September 1981. Sandra Day O’Connor became the 1st female justice of the US Supreme Court. She had been nominated by the Republican President, Ronald Reagan. She served as a justice for nearly 25 years until her retirement in January 2006.

17 September 1787. Constitution of USA was signed at Constitutional Convention at Independence Hall in Philadelphia, Pennsylvania by 39 delegates from 12 states (except Rhode Island).

Newspaper headlines about 9/11.

PHOTO OF THE DAY: A storm cloud hovering ominously above New York's Twin Towers (Monday 10 September 2001). 📷 Evan Kuz

7 September 1936. Buddy Holly (Charles Hardin Holley) was born in Lubbock, Texas, USA. He was a central and pioneering figure of late 1950s rock ‘n’ roll. Don McClean described his untimely death in a plane crash in 1959 in his epic song American Pie as: “The day the music died.”

1 September 1985. Wreck of RMS Titanic, which sank on 15 April 1912, was found by Dr Robert Ballard and his team about 453 miles from Newfoundland. The underwater wreckage made clear that the ship had split in two as it sank.