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