Lost your pet zebra? Scientists can find it for you

Researchers in Chicago have developed a new barcoding system that can identify and track zebras by their unique stripe patterns. The scientists say their computer program can also be modified to keep track of endangered species like tigers and some giraffe species. Read more »

Snow storm pounds US Midwest

A powerful snow storm is playing havoc with travel plans in the US Midwest as more than 2,000 flights are canceled in Chicago. Read more »