The year started badly for Britain’s prime minister. It’s got worse. Sir Keir Starmer’s Labour Party was trounced by the Greens in yesterday’s by-election in a supposedly safe seat in Manchester. But his skittish colleagues look unlikely to depose him, at least before local elections in May.

Who made the world’s top-selling album last year? If you answered “Taylor Swift”, well done, but there’s no prize. And the second-best? No, nor me—until I read the lead story in our Culture section this week.

And if you want to have a go at more questions, try our weekly history test, Dateline, and our Friday news quiz. There are no prizes for these either—bar a warm glow of satisfaction if you clock up a decent score.