Most cases of black stools are from eating black foods or iron supplements. The most common condition causing black stools is a bleeding ulcer. Black stools caused by blood indicate a problem in the upper digestive tract. Blood in the stool can be detected through a stool test.
Akashi-Kaikyo Bridge, Japan. The Akashi-Kaikyo Bridge, spanning the Akashi Strait, connects the city of Kobe and Awaji Island in Hyogo Prefecture. It is the world's longest suspension bridge, with its central span measuring 1,991m. Its made up of six lanes with a combined length of 3,911m.
When it opened in 1883 the Brooklyn Bridge became the longest suspension bridge in the world, some 50 percent longer than any previously built. Six days after opening, a rumor that it was going to collapse caused panic and a stampede that resulted in the death of at least twelve people. They werenât the first.