In the dark Arctic winter, a strange clicking moves across the tundra — not branches, but reindeer tendons slipping over bone, an adaptation that helps them stay connected when vision fails. Scientist Michael Palace spent more than a decade there mapping change. He didn’t expect that the reindeer — and the Sámi who herd them — would retrain how he listens, and how he does science.
Scientific progress depends on imagining what might be true based on what we know right now, and then testing it. That’s why scientific advice can change, and why science students need to learn to think creatively, not just memorize what’s already been discovered.
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