Some blind people use echolocation to 'see'

It started as a deadly but little-known outbreak in West Africa, but the lethal and unchecked spread of the Ebola virus dominated U.S. headlines for much of 2014, making it one of the year’s top health news… It started as a deadly but little-known outbreak...

Injectable drug may help fight obesity

Just before Christmas, the Food and Drug Administration approved a drug that may be a boon to some of the millions of Americans resolving to shed unhealthy pounds in the New Year. The daily injectable drug, liraglutide, is part of a new class of diabetes medicines...

Avian flu found in SE Wash. backyard flock

Avian influenza has been found in a backyard poultry flock in southeast Washington after previously showing up in wild birds in the northwest part of the state, but state officials say there is no immediate public health concern. State Agriculture Department officials...