First a river ran blood red. Now Argentina's beloved giant rodent, the capybara, has been coated in Hulk-green slime as ...

Today on CNN 10, we start with Target and find out why the major retailer says sales our down this holiday season. We then learn why the world’s tallest animal could be joining the endangered and ...

The ocean is filled with stunning bioluminescent creatures that glow for survival, communication and attraction.