The U.S. Postal Service is bracing for a first-ever default on billions in payments due to the Treasury, adding to widening uncertainty about the mail agency's solvency as first-class letters plummet and Congress deadlocks on ways to stem the red ink.

When the Obama administration agreed to set the first-ever federal limits on runoff in Florida, environmental groups were pleased. They thought the state's waters would finally get a break from a nutrient overdose that spawns algae, suffocates rivers, lakes and streams and forms byproducts in drinking water that could make...

Fidelity and Rutgers University have awarded a fellowship for study into the reasons why some workers don't invest in employee stock purchase programs.