ACS MEETING
A record number of scientific papers were presented at the society's spring national meeting in San Diego.
OBITUARY
Former ACS president and ACS board chair Clayton Callis is dead at 81.
SCRIBING SILICON
Acid chlorides are used in a new method for patterning and functionalizing silicon surfaces.
CONTROLLING MERCURY
EPA defends new rule to cut power-plant mercury emissions.
MERGER REVIEW
European Commission is concerned about Celanese's purchase of Acetex. DEEP LIVING
Gene sequence yields insight on how deep-sea bacteria cope under pressure.
NATIONAL MEDALS
President Bush presents the 2003 National Medals of Science and of Technology.
SIMPLEST NUCLEIC ACID
DNA analog may yield clues about prebiotic Earth.
FREE JOURNAL
The Beilstein Journal of Organic Chemistry will be first major open-access journal in its field.
ANCIENT ARSENIC
Arsenic contamination may have driven Sinagua people from Arizona's Verde Valley.
HHMI INVESTIGATORS
Howard Hughes Medical Institute selects bumper crop of chemists for funding.
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