Scientists know more about the surface of Mars than the bottom of the Great Lakes. According to NASA, more than 99 percent of the Martian surface has been mapped, primarily through sophisticated ...
Fog is a staple of San Francisco weather. Many days the misty mass extends across the city and above its skyscrapers. Other days fog hugs the hills and vents through the valleys. Some days there is no ...
Several popular beaches along the Maryland and Delaware coast were closed to swimming after medical waste, including needles, washed ashore last week. Swimming was prohibited at beaches that included ...