Transportation Secretary Sean Duffy says Biden-era fuel economy standards for gas-guzzling cars and trucks are illegal and ...

The stakes—our safety and national security—demand nothing less. Sean Duffy is the United States secretary of transportation.

Transportation Secretary Sean Duffy will headline a fundraiser for Michigan U.S. Rep. Bill Huizenga as he preps a campaign ...

Duffy is the second member of Trump’s Cabinet who sold securities shortly before the president’s tariff announcements sent ...

Transportation Secretary Sean Duffy is testifying before a House panel on the 2026 budget at 10 a.m. He will address key issues on the state of transportation in the United States and funding ...

States are suing Department of Transportation chief Sean Duffy for freezing $5 billion for chargers. Transportation Secretary Sean Duffy on Wednesday had harsh words for the states that sued him ...

The problems that disrupted flights at New Jersey’s largest airport this spring could be repeated anywhere across the country ...

The move is in response to equipment failures and staff shortages that caused hourslong flight delays in recent weeks.