MacTutor
27th December
On this day in 1725, Christian Goldbach was the recording secretary at the opening session of the St Petersburg Academy. The form of the Academy was imported ready-made from the Berlin model proposed to Peter the Great by Leibniz several years earlier.
On this day in 2013 Google released a Kepler doodle.
On this day in 2013 Google released a Kepler doodle.