Mathematics
How maths reveals the best time to add milk for hotter tea
If you want your cup of tea to stay as hot as possible, should you put milk in immediately, or wait until you are ready to drink it? Katie Steckles does the sums
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If you want your cup of tea to stay as hot as possible, should you put milk in immediately, or wait until you are ready to drink it? Katie Steckles does the sums
The fruit of Synsepalum dulcificum, a plant native to West Africa, doesn't taste sugary on its own, but any sour food you eat afterwards will turn miraculously sweet