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