His lab is filled with apples, asparagus, broccoli, celery, mushrooms, red peppers, strawberries, and tomatoes. “Honestly, it looks like a farmers market,” says Andrew Pelling. “I’m not joking … the students just go to the grocery store and buy whatever.” Around 10 years ago, Pelling, a biophysicist, started thinking with his team about materials that could be used to reconstruct damaged or diseased human tissues. Surrounded by a rainbow of fresh fruits and vegetables at his University of Ottawa lab, Pelling and his team dismantle biological systems, mixing and matching…