Priya Abraham | A new Congress adds momentum to an odd alliance of conservative "cheap hawks" and liberal "tree huggers"
Lynde Langdon | Ten years since their first success, cloning experts operate in an ethical no man's land
Lynn Vincent | Pastor Rick Warren stirs passions-and politics-at church AIDS summit
Birth control: Will men remember to take pills?
Jamie Dean | Sex selection in New York City soon will be all about how he-she?-is feeling
Scientists get more than they bargained for with embryonic stem cells
Lynde Langdon | Three preemie deaths reveal the dark side of medicine: Health-care workers are human, too
Lynde Langdon | The viruses leading to cervical cancer have gone underdiagnosed for too long; now, with a new vaccine, women-and girls-face ethical challenges over making use of it
Priya Abraham | International experts deride U.S.
