Add Yahoo as a preferred source to see more of our stories on Google. A walrus is seen in Alaska's Chukchi Sea in June of 2010. Research by a University of Alaska Fairbanks student found microplastics ...

The world is becoming clogged with plastic. Particles of plastic so tiny they cannot be seen with the naked eye have been found almost everywhere, from the oceans’ depths to the mountaintops. They are ...

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 ...

Women recovering from mastectomies may soon have more lifelike options for breast reconstruction surgery, thanks to 3D-printing technology under development at the University of Maryland, College Park ...

While both types of tissue grafts can produce similar results, the path to surgery and recovery can vary widely between allografts and autografts. Every year, millions of people undergo tissue ...

In patients developing end-stage liver disease, the damage has become too severe for the liver's normally extraordinary ...

Share on Pinterest Research shows that exercise can help reduce age-related fat buildup in the body. Thomas Barwick/Getty Images Certain changes occur in the body with age. Researchers are seeking to ...

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 ...