The MBTA is testing out a new vegetable oil-based fuel on some commuter rail trains, which reduces carbon emissions by 70%.

Years of work remain before new Amtrak routes start rolling through Springfield to connect Boston, Albany, and New Haven.

Backed by record proceeds from the millionaires’ tax, Beacon Hill lawmakers have approved a more than $1.3 billion supplemental budget that earmarks more money from the levy ...

Inside the congestion zone, as more workers returned to the office after the pandemic ebbed, average speeds had steadily declined since 2021, according to New York City Department of Transportation ...