The American Society of Civil Engineers gives US infrastructure a D+. What is it that we're doing wrong?
The U.S. owes much of its prosperity to investment in public goods like highways, parks and schools. Trump's budget poses a threat to these goods, which have already been on the decline.
While federal agencies ponder regulations for safer oil rail cars, researchers are developing high-tech inspection and safety systems.
Derailed train cars carrying oil have more communities concerned about spills. What's behind the oil-by-rail boom and a federal agency's 'urgent' call last week for better safety?