Oil tankers are some of the most economically important naval vessels operating today, and they've been around for a long time. The first oil tanker was the Zoroaster, which was built all the way back ...

An oil spill from an Iranian oil tanker that sank in the East China Sea is now the size of Paris. The slick covers an area of 101 square kilometers (39 square miles), after almost doubling in size ...

China will pass the U.S. in 2013 as the biggest user of tankers carrying oil at sea as Asian imports travel over longer distances and fewer cargoes go to the world’s biggest economy, according to ...