The real estate billionaire leads the retired neurosurgeon by one percentage point.
Despite an impressive showing at the last Republican debate, Carly Fiorina trails Ben Carson.
A quarter of Americans who are registered Democrats or lean that way said Biden now is their top choice for president.
The bill would have banned all abortions at 20 weeks, with limited exceptions
Biden has been evaluating whether to challenge Clinton, the current front-runner for the nomination to represent the Democratic Party.
The former Maryland governor aims to cut in half deaths from gun violence within 10 years.
Vermont senator edges ahead in early 2016 presidential primary states.
In a moving interview, the vice president suggests he isn't emotionally ready to run for president.
The U.S. senator holds a one percentage point lead in the state over the Democratic frontrunner.
Survey says 41 percent of Democratic voters would back Sanders with Biden in race.
In recent weeks, there has been widespread speculation about Biden running for president next year.
Harvard law professor Lawrence Lessig says if he can crowd-fund a million dollars, he'll seek the Democratic nomination.
At a forum on faith, 2016 candidates shied away from mentioning the racially-charged attacks on a church in Charleston.
The 69-year-old Republican is positioning himself as a Washington outsider and moderate.
The planned "debates" are a sham and may backfire on the almost certain Democratic nominee.
Newt Gingrich's 1994 version was limited in scope and rode an anti-Clinton wave. The New York Mayor is trying something harder.
Former U.S. House of Representatives Speaker Jim Wright, a Texas Democrat known for hardball politics who quit amid accusations of financial impropriety, has died at the age of 92