Welcome to the Nautilus Weekly Science News Quiz. Can you tell your enzyme activity from your neurons? We’re putting your science news knowledge to the test!

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Your 🧠 On Emoji
It’s complicated. And that’s good.
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When Sowing Fear Is a Public Service
Nuclear winter is scary as hell. Spread the word.
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The Cellist and the Physicist
A conversation between Yo-Yo Ma and Fabiola Gianotti.
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Welcome to The Porthole
Short sharp looks at science.
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The Comet Year
What the COVID-19 pandemic portends.