Gulf of Mexico – The dead zone at the mouth of the Mississippi River, largely caused by annual fertilizer and farm chemical runoff from the Mississippi and the Atchafalaya rivers, is said to cover 7,000 square miles or more, or the size of New Jersey, depending on rainfall or floods. This runoff fuels algae blooms, dropping oxygen levels needed to sustain life. It is considered the largest dead zone in the US. (Source: NOAA, Scientific American)
Malaysia Airlines Flight 370: Communication satellites heard electronic pings from the flight for four hours after the plane went missing. The US Navy guided-missile destroyer, USS Kidd, is now en route to Strait of Malacca, west of the Malaysian peninsula, to continue the search for the missing jet.
Samet Island, a popular tourist destination in Thailand's eastern sea, was in the path of an oil spill that washed up black waves of crude oil on its beaches over the weekend. The Samet Island oil spill came from a leak in the pipeline operated by a subsidiary of state-owned oil and gas company PTT Plc.
April 30, 1975 marked the end of the prolonged Vietnam War. Here's how one father remembered finding his way to the United States – and a new life – fueled by a sweet family reunion and miến gà, a chicken glass noodle soup.
Homes, hospitals, even prisons and golf courses may be built over the water as architects cope with rising sea levels that will affect coastal cities around the world.