"With the U.S. intelligence budget shrinking, the CIA has quietly shut down its Center on Climate Change and National Security -- a project that was launched with the support of Leon Panetta when he led the agency, but that drew sharp criticism from some Republicans in Congress."

"A Homeland Security Department undersecretary has told Janet Napolitano she has doubts about a new version of the nation's troubled system for detecting a biological attack."

"America's intelligence community was ordered to track poachers in Africa and Asia on Thursday as part of a new global drive against the illegal trade in elephant tusks and rhino horn."

"ST. LOUIS -- Doris Spates was a baby when her father died inexplicably in 1955. She has watched four siblings die of cancer, and she survived cervical cancer. After learning that the Army conducted secret chemical testing in her impoverished St. Louis neighborhood at the height of the Cold War, she wonders if her own government is to blame."

"Disposed World War II explosives and munitions in the Gulf of Mexico pose a threat to offshore oil drilling, according to Texas oceanographers."

"DA NANG, Vietnam -- In the tropical climate of central Vietnam, weeds and shrubs seem to grow everywhere -- except here."

"In the Soviet playbook for all-out war with the United States, the wasting of U.S. cities by nuclear bombs was to be followed by something equally horrifying: waves of plagues to kill any survivors. Soviet scientists spent decades preparing for the second attack, concocting new kinds of biological weapons more lethal than any ever invented."

"RALEIGH, N.C. -- President Barack Obama signed a bill Monday promising health benefits for Marines and families who were exposed to contaminated water at a North Carolina Marine base for decades."