Martin DiCaro

Residents of a Northeast D.C. neighborhood where a pedestrian was badly injured in a crash say the District is partly to blame for failing to fix a dangerous intersection.

The D.C. Council voted to cut spending for a planned 22-mile network of streetcars — and use the money to pay for tax cuts. But Mayor Vincent Gray says that puts the entire program in jeopardy.

A D.C. Council member — who is also the Democratic mayoral nominee — wants the District Department of Transportation to speed up improvements to a busy bus corridor.

After months of delays, D.C.'s transit agency officially took control of the $2.9 billion Silver Line project.

A dedicated bus lane on 16th Street Northwest would help S Line commuters to get work more quickly, but D.C.'s transportation department says the earliest that could happen is...2016.

The new streetcars coming to D.C. are expected to bring billions in economic development, but residents who lived through the bad times might be priced out of staying through the good.

It's been 52 years since streetcars last ran on D.C. streets, and city officials have been working to prepare residents, drivers, cyclists, and business owners for what life with trolley will look and feel like.

After months of delay, the largest public transit project in the D.C. region could finally be zeroing in on an opening date.

D.C.'s Bike to Work Day festivities are expected to break records, and bike commuting in the District is on the rise. But advocates say bicyclists are undercounted, leading to a dis...

Arlington County officials say that when its new streetcar line is built out, it will provide the majority of transit trips in the area. But opponents say that's overstated -- and tha...

During a grueling, six-hour hearing, representatives of app-based transportation companies tried to convince D.C. City Council members — not to mention the city's even more skeptical ...

All taxi rides in D.C. come with a 25 cent surcharge, but Uber, an app-based hailing service that has fought with city regulators, isn't paying the surcharges at all.

In a marathon, three-hour long hearing, tech companies tried to make the case to D.C. officials that their companies would be driven out of the city if new insurance regulations are adopted.

Chunks of concrete could break off and fall on commuters—unless the Silver Spring Transit Center's beams and girders are strengthened. That's one of the key findings in a report r...

Before D.C.'s new Silver Line can open to passengers, "bobbing" circuitry needs to be fixed. Translation: the Silver Line signals have to synch better with the Orange Line, or else trains will stop in their tracks.

The District is joining cities across the country in attempting to regulate the tech startups that allow consumers to order “rideshare service” through a smartphone app. 

For the first time, the Silver Line finally has a projected opening date. Or rather an opening season: D.C.'s transit agency said Thursday the delay-dogged line would open "this summer."

The firm building the 95 Express Lanes in Northern Virginia wants carpoolers to get their E-ZPass transponder now, even though the new HOT lanes stretching are not expected to open ...

The 11-mile, $3 billion project is behind schedule, and frustration is growing.

The chief financial officer of the Washington Metropolitan Area Transit Authority is resigning to take a job in the private sector.