An international team of biomedical scientists think Alzheimer’s is caused by an infection of the brain by the same bacterium that causes the gum disease gingivitis.
Not getting enough sleep can eventually clog arteries, which can cause a heart attack or stroke.
Cotard’s Syndrome is a rare condition where patients sincerely believe that they’ve died.
The oldest tree in Europe is a 1,230 year-old Heldreich's pine living in southern Italy.
A chemical analysis of a Bronze Age jug found in Egypt might finally vindicate an old theory that jugs like it contained opium.
A growing body of research has slowly revealed a number of characteristics Neanderthals shared with humans.