Joe Palca Joe Palca is a science correspondent for NPR.
House Votes on Expanding Stem Cell Research
Adoption Agency Offers Up Embryos to Couples
Screening Embryos for Disease
Breast-Cancer Drop Attributed to Less Hormone Therapy
Teams Work to Decipher Neanderthal DNA
In Stem-Cell Transplants, Timing Is Everything
Arggh, Why Does the Shower Curtain Attack Me?
The Ethics of Medical Research on Children
Scientists Use Bee Genes to Understand Behavior
Gene Plays a Critical Role in the Gender Divide
The World's Smallest Genome Just Got Smaller
Stem-Cell Field Counts on New Egg Donors
Bone-Marrow Cell Injections May Aid Heart Patients
Mars Rover Nears Crucial New Study Area
Science Breakthroughs Revisited: A Cancer Killer