The first-term Pennsylvania Democrat said his openness about his mental health issues has been “weaponized” against him, prompting him to start showing up for votes and hearings he considers useless.

Senate Majority Leader John Thune has argued that the ability to write off state and local taxes only benefits homeowners in high-tax states.

The U.S. Senate on Thursday voted to block California’s first-in-the-nation regulations that would ban the sale of new gasoline-powered passenger vehicles statewide in 2035, setting up a certain legal battle over the future of electric cars in the United States.

Hundreds of billions of dollars in spending on red-state projects are jeopardized by Trump’s sweeping tax bill, which will face intense lobbying in the Senate.

Senate Majority Leader John Thune and several other top GOP senators Tuesday pledged to vote to nix California's Clean Air Act emissions waiver.

Senate Republicans are warning Russia that they’re prepared to pass punishing sanctions if President Vladimir Putin refuses to engage in ceasefire negotiations with Ukraine or breaches an eventual agreement.

Thursday’s Senate vote to block California’s ban on sales of gas cars is the latest GOP effort to stop state climate policies.

The U.S. Senate is moving forward with an effort to block California's nation-leading standards for vehicle emissions.