Imagine Wearing A T-shirt That Knows Your Heartbeat!💓 Scientists at Harvard University’s Wyss Institute and the U.S. Air Force Research Laboratory have developed low-cost, stretchable wearable sensors using hybrid 3D printing. This technology mixes soft, flexible materials with precise electronic components, creating a wearable that moves naturally with your body and is highly durable. It could revolutionize fitness tech, medical sensors, and smart clothing! The project was led by Dr. Jennifer