|PFOA CANCER RISK
EPA's Science Advisory Board says the agency should classify the fluorinated compound as a likely human carcinogen.
Two major petrochemical complexes in China are now in full operation.
Senate has passed an energy bill, but key differences with a House bill await resolution in conference.
Evidence of a biochemical pathway for necrosis may lead to treatments for conditions such as stoke.
Two producers of ammonium nitrate fertilizer will cease production because of terrorist concerns.
Carving tiny gaps onto nanowires could become an important tool for molecular electronics.
Structural biologists get three new X-ray beamlines at Argonne NAtional Laboratory.
EPA proposes human testing of pesticides, ignores some safeguards proposed by NRC.
Gates Foundation gives $436 million for research on global health issues.