Today’s physics news: Tuesday, 10 November

Barack Obama will go to Copenhagen if he can clinch climate deal

President Barack Obama will travel to the climate summit in Copenhagen next month if the countries involved are on the verge of a deal and he thinks his presence will help to clinch agreement
The Guardian

The Vatican joins the search for alien life

The Vatican’s Pontifical Academy of Sciences is holding its first ever conference on alien life, the discovery of which would have profound implications for the Catholic Church. The Telegraph