1520: Portuguese navigator Ferdinand Magellan begins crossing the Pacific Ocean

1814: The Times of London is first printed by automatic, steam-powered presses built by German inventors Friedrich Koenig and Andreas Friedrich Bauer, making newspapers available to a mass audience

1893: Women vote in a national election for the first time, in the New Zealand general election

1919: American-born Lady Nancy Astor elected as the first female member of the British House of Commons (to take her seat)

1967: First radio pulsars detected by British postgraduate Jocelyn Bell Burnell and her supervisor Antony Hewish at Cambridge University

Source: Onthisday.com