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.
The prime minister's office has promoted tweets in favour of the Brexit deal – why that's a problem.
The odds favor a big year for Democrats, but the extent of their gains is still in doubt.
When political polls are aggregated together, that can make the results misleading.
Policymaking is no longer based solely on what a party stands for. Now, it also matters how a decision is going to play in the opinion polls – and that's a problem for our political system.
How do you know whether to trust a poll? Look carefully at how it was conducted – and examine your own biases.
Results showing a large number of Leave constituencies now back Remain caused great excitement but don't necessarily mean major change is on the way.
Research has shown that UKIP polling is driven by media coverage rather than the reverse.
Russian meddling has shaken Americans' faith in democracy. But public discontent after a scandal is hardly new. Trust in government began to erode under Nixon, and it's mostly worsened since then.
Most Leave voters would rather lose Northern Ireland than drop Brexit, reflecting a longstanding indifference.
On June 7, Ontario may have a new premier, and the latest public opinion polls suggest it could be Andrea Horwath. She would lead just the second NDP government in Ontario.
A scholar offers advice to voters who are leery of polling after the 2016 election.
Most surveys are consistent in finding there is a substantial minority of the view that immigration is too high, but not a large majority.