An amazing array of body parts can be replicated or restored.
Taste and smell are more complicated than you might think. Working together, and alone, these senses can have big impacts on everything from dementia and depression, to obesity and metabolism.
Stem cells, derived from human fat, are improving plastic surgery now. In the future, they'll make it even better.
As salmonella wreaks havoc across the United States, one group of researchers have figured out some of the bacteria's tricks.
The Chinese government may be invading our Internet space. Can the intelligence community prove who's behind recent hacker attacks on Congressional computers?
A study found that half of American women who don't want to be pregnant aren't reliably using birth control.