Jon Hamilton Jon Hamilton is a correspondent for NPR's Science Desk.
Vengeance Has a Gene, Scientists Say
Parent Fears Keep Children from Vaccines
What Comes First: Speech or Thought?
Shift in Longevity Gave Ancient Man a Competitive Edge
Dog Prodigy Gives New Meaning to Language
Study: Health Risks of Household Mold Exaggerated
Getting to the Bottom of Perchlorate, Part 2
Getting to the Bottom of Perchlorate
NIH Scientists' Work for Drug Firms Questioned
Eureka Moments Mapped in the Brain
Cyprus Dig Yields Earliest Evidence of House Cat
U.S. Government Warns of High Mercury Levels in Fish
Chemical Primer: What is Perchlorate?
Study: Ovaries May Replenish Eggs