Since President Donald Trump took office, Iranians have held a more unfavorable view of the US.
The very first scientific horse race poll, which took place 85 years ago, was shrouded in secrecy and may have changed history – even though it was faulty.
Ever wondered why there are always so many people in the undecided column in an election poll?
Tactical voting and shifting party allegiances mean the final week could change everything.
A look at the challenges of producing and consuming election polls.
The annual Scanlon Foundation survey found nearly half those aged 18-24 viewed climate change as the biggest problem facing Australia, compared to 12% of those aged 35-44 and 8% of those aged over 75.
Things could have been quite different if Jeremy Corbyn swung more decisively to Remain or if Jo Swinson hadn't been in such a rush to the polls.
Study shows voters struggle to take media bias into account – even when they are explicitely told it's there.
Voters are primarily partisans, and they respond to party signals -- even when they claim otherwise.
Division among the opposition parties continues to play into Boris Johnson's hands.
Based on current trends, the UK could be heading for a hung parliament.
Political campaigns and journalists often turn to social media to see how voters feel about an election. But the numbers they see there may not accurately reflect the electorate's views.
According to election results, areas with low levels of tertiary education swung strongly to the Coalition in NSW and Queensland, helping propel Scott Morrison to victory.
Approval ratings are usually a good way to predict the winner of the next presidential election. But Trump's numbers fall far outside any historical trends.
You could compare election opinion polls to penalty shoot-outs at a World Cup final: there’s huge pressure to get it right and we remember the big misses most of all.
How did the numbers of election 2019 fall across the country? And what seats are still in play?
Americans' votes in 2020 will likely be a statement on what they think of Trump – rather than a measured choice between him and the Democratic candidate.
Military veterans have concerns about climate change at about the same level as nonveterans, a recent study suggests. What might this mean for acceptance of climate science?
We can use data on public attitudes to help get a sense of whether the UK would vote differently if it got another chance.
Back in 2016, the Brexit vote and US presidential election seemed like a nationalist one-two punch that could knock out the European Union. Instead, EU support actually rose, new research shows.