In a country with more metal bands per capita than anywhere else, you’d expect to hear sick guitar solos and wicked vocals around every corner. But for a group of students in Oulu, Finland, the only sound was the buzz of 3D printers, building the next generation of wearable rehabilitation tech.
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Imagine biting into a crisp apple, its flesh bursting with sweetness and tang. You might think of the vitamins, perhaps the fibre, or simply the refreshing taste. But hidden within its colourful skin and juicy flesh are hundreds of tiny compounds quietly working behind the scenes to protect your health. These invisible allies are called phytochemicals, and they are transforming how we think about food, nutrition, and sustainability.
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