The first printing press was set up in New England, US.
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China finished building the world's largest radio telescope at 1,640 feet (500 meters) long.
Selena Gomez achieved a world record for being the first person to reach 100 million followers on Instagram.
Designer Michael Kors purchased the luxury fashion brand Versace for $2.1 billion.
Henry Ford changed employees' working schedules to 8-hour days, 5 days a week.
Paul Galvin and his brother Joseph founded Motorola as the 'Galvin Manufacturing Co.' in Chicago, Illinois.