Science quiz of the year: 20 questions to test whether you were paying attention in 2021

It's your turn to prove you've been paying attention this year.

The news has been a wild ride in 2021, and science news was no exception. From Mars missions to world-first vaccines, there has been no shortage of fascinating discoveries and developments to get excited about. But science wouldn’t be science without the weird and wonderful research we all love, and there was plenty of news that made us go “They did what?”

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Now it’s your turn to prove that you’ve been paying attention. How many of these stories do you remember?