The two big constitutional questions of the age have caused complicated divisions that help explain party support.
There's everything to play for as Scotland counts down to May 6.
Those who talk down an independent Scotland's prospects are not factoring in one of its biggest natural resources.
She defended herself robustly and humbly admitted to errors, but the first minister is still on shaky ground when it comes to crucial questions.
Economics is set to dominate the debate, just like last time around.
Coronavirus may be delaying Alex Salmond's reckoning, but both the Scottish government and the SNP as a party have some difficult times ahead.
Independence is a vexed question for the Scottish people, especially with so much yet unknown about how the UK will fare in its divorce from the European Union.
The SNP administration has adopted a fashionable so-called 'mission-oriented' approach for its flagship economic development plan, but it looks a lot like mission impossible.
A chorus of politicians are once again calling for electoral reform after the UK's 2019 election.
Independence support in Scotland is now at critical levels. The ball is in the UK prime minister's court.
The outcome of this week's general election is far from certain, but whatever happens, the nation's deep divides are unlikely to be healed.
Sitting MPs toppling right, left and centre? Not necessarily. The connection between the safeness of a seat and the chances it will change hands is much looser than we might expect.
At first glance it seems like a strange strategy to go big on another independence referendum when half of Scots would vote No.
With Labour in danger of coming fourth in Scotland, they could have done without fresh independence trouble.
It is still not easy to reach firm conclusions about Scotland's Curriculum for Excellence.
Charismatic Ruth Davidson broke the mould of the traditional Tory MP to reach parts of the electorate others couldn't. So how do the Scottish Conservatives fill the vacuum she leaves?
The ruling party took three of six seats in the European Parliament.
Does an "European culture" or a "European identity" actually exist?
You may think that your milk-drinking, ice cream-licking days are behind you as you battle the discomfort of lactose intolerance. But there maybe be a way to reverse the situation.
Scotland is in the late stages of deciding whether to become the first country in UK to outlaw all corporal punishment against children.