This week’s new questions
A reader asks why they lost their sense of smell after a snake bite. And why do we get a cold sensation in our mouth or nose when eating or inhaling menthol?
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Environment
Carbon farming scientist David Reay on repaying his emissions debt
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Environment
How climate change is hitting crab hunting in the mangroves of Brazil
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Feedback: What did big tech find when it looked inside a black hole?
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Liana Finck cartoon
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Liana Finck cartoon
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Liana Finck cartoon
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Technology
AI predicts USA are favourites to win the 2019 Women鈥檚 World Cup
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Technology
How to program a device that plays with random numbers
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What鈥檚 better for the environment, using a hand dryer or paper towels?
Does a hand dryer produce more carbon emissions than using two paper towels to dry your hands? Readers respond
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What happens to the energy of a moving car when it hits a wall?
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This week’s questions
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Technology
Expert maker Zoe Laughlin talks back-garden Olympics and Dolly Parton
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Life
Meet the Ghostbusters monster that could floor a tyrannosaur
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