A walrus is seen in Alaska's Chukchi Sea in June of 2010. Research by a University of Alaska Fairbanks student found microplastics, mostly tiny fibers, were lodged in muscle tissue, blubber and livers ...

For the first time, tiny bits of plastic have been found in the body tissue of Pacific walruses, lodged in the animals’ muscles, blubber and livers. The findings, from a University of Alaska Fairbanks ...

Every day, your body replaces billions of cells—and yet, your tissues stay perfectly organized. How is that possible? A team of researchers at ChristianaCare's Helen F. Graham Cancer Center & Research ...

Marine mammals – animals including whales, dolphins, seals, sea lions, sea otters, dugongs and manatees – are threatened by an array of human activities. Species such as the North Atlantic right whale ...

Our bodies are made up of about a hundred million million (100,000,000,000,000) tiny cells. You can only see them under a microscope. Cells group themselves together to make up the tissues and organs ...