Scientists have identified a rare inherited genetic mutation that can increase a person’s risk of developing lung cancer by roughly 25 times overall and by about 60 times among non-smokers, according to landmark research published in the journal Science. The

The World Health Organization says parts of the Democratic Republic of the Congo are showing signs of progress against Ebola. Transmission has fallen in several areas, especially in Ituri province, which remains the outbreak’s main center. National figures through Sept.