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Proteins show that single-cell choanoflagellates are more closely related to animals than any other unicellular organism. The urban bird that had to change its tune to make itself heard above the city noise. Do we need to re-write the laws of gravity to explain the behaviour of the Universe? Drilling down to before the last Ice Age in Greenland for prehistoric weather reports. How life on the bottom of the ocean under the Antarctic ice resembles the fossil record.