Summary: A conversation about mathematics between the UK and USA from Pulse-Project.org. This week Samuel and Peter spoke about: the invention of calculus (again); Providing Incentives to Cooperate Can Turn Swords Into Ploughshares; Google Chrome OS advert Math; WikiLeaks founder was ‘no star’ mathematician; Singapore's Math Priority & US Parents overconfident in children's mathematics; PISA World education rankings; ant algorithms; time before Big Bang; celebrating 12/12; interest on your credit card; Skyscraper Equation; Oxfam formula for a happy Christmas; Best Mathematical Writing of 2010; Math Article Shows Collaboration Is Not Limited by Geography—or Age; The World's Social Networks; Lego Antikythera Mechanism; Single Digits; Christmas tree designed in GeoGebra; Royal Institution Christmas Lectures; and more.
