An outpouring of skeptical scientists who are members of the American Chemical Society (ACS) are revolting against the group's editor-in-chief - with some demanding he be removed - after an editorial appeared claiming "the science of anthropogenic climate change is becoming increasingly well established."
A top US domestic security chief called Wednesday on ordinary citizens to join law enforcement bodies in fighting an increasingly elusive -- and homegrown -- terrorist threat.
"We need a culture of collective responsibility, a culture where every individual understands his or her role," Janet Napolitano, secretary of the Department of Homeland Security, said in a speech in New York.