Even by the standards of the Trump campaign, the Republican jamboree in Cleveland was a sorry spectacle.
Spanking does not lead to better behavior by children. Instead, it could lead to some adverse, long-term consequences.
If Donald Trump is tapping into a more fundamental disconnect from the Washington establishment, he might attract many voters who have previously abstained or even voted Democrat.
The Republican establishment's worst nightmare has become reality. What now?
The GOP nomination may be Trump's, but the general election is another story.
A survey of 1,200 voters provides insight into which candidate is closest to the median American voter on the issues.
Two weeks ago Bernie Sanders and Ted Cruz were riding high. The New York primary changes all that with decisive victories for Hillary Clinton and Donald Trump.
New research on first impressions offers hope that the presidential front-runners may still be able to win over voters who have unfavorable opinions of them.
If you want to see how dangerous a candidate Ted Cruz is, just take a look at the company he keeps.
A brokered convention just got more likely for the Republicans.
The word may be new, but the first time the 'birther' political ploy was used was in the 1916 presidential elections.
Could the Republicans' biggest nightmare finally be about to come true?
Trump's momentum is unchecked by establishment critics, Sanders surprises in Michigan and other key takeaways from the voting on March 8.
Democratic candidates support access to contraception, while candidates from the Republican Party favor policies that could severely restrict access to contraception.
Using a new model that considers state-by-state polling, statisticians from Oklahoma State look at who would win the presidential election if it were held today.
Even if you don't have a word for it, you can make one up.
The U.S. energy system is gradually transitioning away from fossil fuels and toward renewables. Will the next president speed up America's shift to renewable energy or step on the brakes?
The candidates differ on Middle East policy sometimes a lot; other times not so much. But whoever becomes president, there is no way that America will stop obsessing about the region.
There's nothing as certain as death, taxes and a Republican with a plan to cut them. But how do the candidates' proposals stack up?
Our global newsroom responds to the Super Tuesday primary results in the race for the Republican and Democratic presidential nominees.