Notes

New face of the Vatican: Argentine Cardinal Jorge Mario Gergoglio becomes the first Latin American to lead the struggling Roman Catholic church. Techie training: some young entrepreneurs are skipping business college and enrolling in start-up school. 10 ideas that are changing the world: in vitro meat, big data for your body. Innovations that are solving problems and shaping our future. Japan marks the anniversary of the 2011 earthquake and tsunami. Jody Williams, land-mine activist. Venezuela after Hugo Chavez.