Jon Hamilton Jon Hamilton is a correspondent for NPR's Science Desk.
Jittery America Braces for Potential Terrorist Attacks
External Board to Take Control of Shuttle Investigation
Study Challenges Delivery as Cerebral Palsy Cause
Bill Gates Announces $200 Million for Research in Poor Nations
Anxious, Aggressive Mice Used to Test Human Drugs
Super Powers of the Microbial Kind
Evidence Suggests Autism Begins in Genes