Tech in A Day on Instagram: "A Chinese college student has gained international attention by engineering a bionic butterfly that replicates the delicate, erratic flight patterns of a living insect. Using ultra-lightweight carbon fiber for the frame and extremely thin PET film for the wings, the creator managed to mimic the high-frequency flapping required for lift. The mechanical marvel is powered by a tiny, high-speed motor and a miniature lithium battery, allowing it to navigate through the ai

BIOLOGY | MEDICAL | HEALTH on Instagram: "A prosthesis is an artificial device designed to replace a missing body part—such as an arm, leg, hand, foot, eye, or even teeth. It helps a person regain function, mobility, and confidence after limb loss due to accidents, disease, or congenital conditions. 🔍 How Prostheses Help: Restore movement like walking, gripping, or lifting Improve appearance and body balance Support independence in daily life Enhance mental well-being by rebuilding confidence ⚙