Some tropical butterflies have been turning up as far north as Montreal, Quebec. Scientists at Montreal's Botanical Garden say it's a sign of climate change that the Giant Swallowtail's habitat is shifting north due to milder winters.
When a coup overthrew the government of Sudan in 1989, Ahmed Gallab's family fled to the United States. He was just five. In the 23 years since, Gallab has become a musician. And while his music is infused with the sounds of his heritage, it transcends far beyond that.
The city of Drummondville in Quebec, Canada, is the answer to our Geo Quiz. This weekend the city is holding a festival dedicated to poutine. That's french fries topped with brown gravy and cheese curd.
Families of the Israeli athletes killed at the 1972 Munich Games continue to press for an official moment of silence at Friday's opening ceremony in London. Olympic officials say the ceremony is not the appropriate forum, despite growing support for it.
The Arab Spring has engendered a new wave of artistic expression in Tunisia. eL Seed is a French-Tunisian graffiti artist who has been commissioned to paint on walls. He talks to anchor Marco Werman about how graffiti art has evolved in Tunisia.