11th July in history

US Patent Office says Joseph Swan rather than Thomas Edison, invented the electric light carbon for the incandescent lamp on this day in 1892.

Did you know that:

• Italian scientist Amedeo Avogadro published his memoir on the molecular content of gases on this day in 1811
• Bill Atkinson, the inventor of HyperCard software, left Apple Computers along with Andy Hertzfeld, co-inventor of the Apple Macintosh, and started a new company called General Magic on this day in 1990
• Alessia Cara is a Canadian singer-songwriter born on this day in 1996

// Compiled by Zoya Siddiqui