Mary Beth Koeth for HuffPost Ron Magill of Zoo Miami cuddles with a Hoffmann's two-toed sloth named Chelsea. “We care for our animals’ welfare and their habitats, even if I have to spend 45 minutes underwater vacuuming excrement.” Dianne Mohr, keeper at Regenstein Center for African Apes at the Lincoln Park Zoo Alex Garcia for HuffPost Primate keeper Dianne Mohr …
Hundreds of radioactive cubes — which once sat at the heart of a failed nuclear reactor built in secret by Nazi scientists — are being hunted by US researchers. Scroll down for video Hundreds of radioactive cubes that once sat at the heart of a failed nuclear reactor built in secret by Nazi scientists are being hunted by US researchers …