ScienceGoogle celebrates Mark Twain’s 176th birthdayKatrina JonesNovember 30, 2011November 30, 2011 by Katrina JonesNovember 30, 2011November 30, 2011 New York: The 176th birthday of Mark Twain, the 19th Century writer, has been celebrated with a beautiful Google Doodle mural, which depicts a famous...