Arthritis isn’t a single disease; the term refers to joint pain or joint disease, and there are more than 100 types of arthritis and related conditions. People of all ages, races and sexes live with ...

This concept isn’t new—in fact, it is the essence of representational state transfer (REST). Instead of converting to a ...

This iceberg in Scoresby Sound, East Greenland, is one of many frozen sights in the country. Photograph by Frans Lanting, Nat Geo Image Collection Craters at Lake Myvatn in Iceland are among the ...

The flu is caused by influenza viruses, not bacteria. Influenza can cause symptoms like fever, chills, and body aches. Influenza (referred to as the "flu") is a contagious respiratory disease caused ...

The winter solstice marks the shortest day of the year, bringing the least amount of daylight and the longest night. This year, the winter solstice will occur on Sunday, Dec. 21, at 10:03 am. EST when ...