Clean Air Standards
Witnesses testified about proposed revisions to the Clean Air Act. Among the topics they addressed were air quality…
Breast cancer experts testified about mammography guidelines, including when and how often women should receive mammograms.…
Effective Responses to Bioterrorism Threat
Senators and researchers testified about the state of U.S. preparedness for bioterrorism attacks.
Safety of Gene Therapy
Witnesses testified about medical testing involving gene therapy, a process of using DNA to correct a wide variety of…