Oct 21, 2013 Fake radio signals can be used to make ships that don't exist appear on the tracking system.
Sep 2, 2013 Class division in the United States can be stark, in one small way, tough financial times at the Postal Service are uniting the classes.
Aug 29, 2013 How do the clothes you wear and products you use get from the factory to your house?
Aug 27, 2013 A key shipping index is up dramatically in the past several weeks, thanks largely to demand from China's steel industry. But analysts say it's only a small window into the industry.
Aug 12, 2013 Melting arctic ice has opened a new global trade route.
May 27, 2013 Drought conditions from last year in the U.S. are likely to continue. Commentator Robert Glennon says that spells trouble for the nation's groundwater supply.
Apr 26, 2013 For one barge line operator, the high waters of the Mississippi mean business as usual (though with a more watchful eye).
Apr 23, 2013 DuPont Chemical is primarily known for products like paint pigment, but the sale of drought-resistant seeds is boosting the company's earnings.
Apr 11, 2013 Water laws in the West often give priority to whose who used a water source first, often farmers. Farmers in New Mexico are fighting to regain their place at the head of the line.
Mar 22, 2013 Mayors along the Mississippi River say more funding is needed to shore up aging infrastructure.