Researchers have created an early map of some of the human body's estimated 37.2 trillion cells. Each type of cell has a unique role, and knowing what all the cells do can help scientists better ...

This is what warm fuzzy feeling you experience when you're happy looks like. A fascinating map shows the human body's response to 14 different common emotions - from fear to love and shame. That ...

For years, scientists have predicted that 3-D printing—which has been used it to make toys, homes, scientific tools and even a plastic bunny that contained a DNA code for its own replication—could one ...