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A National Geographic investigation reveals a direct link between religion and ivory poaching. Thousands of elephants die each year so that their tusks can be carved into religious objects. What can be done to stop this?
Tens of thousands of people around the world have said they want to go to Mars, even if it means they will never return to Earth. Dozens of them were in the crowd Tuesday night at the Fitzgerald Theater for Science Night Minnesota — Mission to Mars. Read about Science Night.