Around two dozen states regularly elected both a Republican and a Democrat to the U.S. Senate in the 1970s and 1980s. Only ...

Rep. Ruben Gallego (D-AZ) defeated Republican Senate candidate Kari Lake in the Arizona Senate race to replace outgoing Sen.

The 2024 election had at least three split-ticket results, though presidential and Senate votes still closely aligned.

R epublican Dave McCormick declared victory over incumbent Democratic Sen. Bob Casey in Pennsylvania’s pivotal Senate race ...

Vice President-elect JD Vance has served in the U.S. Senate for less than two years and soon the process will begin to pick ...

Incumbent Sen. Jacky Rosen, a Democrat, held onto her Senate seat despite facing a significant challenge in swing state ...

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, beating three-term Democratic Sen. Bob Casey ...

Democrats had hoped to make a long-shot effort to flip the upper chamber, with Gov. Josh Shapiro endorsing just enough ...

Nevada Sen. Jacky Rosen has narrowly defended her Senate seat following a tough reelection battle against Republican Army ...

Rosen won election to the Senate in 2018, becoming the only Democratic challenger at the time to defeat a Republican ...

Democratic U.S. Rep. Elissa Slotkin was declared the winner of a tight race for Michigan's open U.S. Senate seat on Wednesday ...