PLANT SECURITY
Union workers report inadequate security measures at companies that make or use hazardous chemicals.
ARCTIC WARMING
Temperatures have been rising more rapidly in the Arctic than anywhere else on Earth, according to a new study.
ALL-ORGANIC TITAN
Cassini flyby reveals geologically complex surface of Saturn's moon.
EUROPEAN EARNINGS
Firms report strong growth this quarter in wake of cost-cutting measures.
SINOPEC
Chinese chemical maker will buy more than $2 billion in assets from its parent company.
VOTERS' CHOICES
Republicans solidified their power base in Congress as states passed research and environmental initiatives.
DOW CHEMICAL
New CEO Andrew Liveris will lead firm, which shows strong sales and earnings growth.
BEETLE JUICE
Some species of frogs and birds get their powerful poison from a beetle they like to eat.
ANCIENT BEAUTY
Chemical analysis of Roman-era cosmetic cream reveals a sophisticated formulation.
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