How a birdwatcher solved the biggest problem with Japan's Shinkansen bullet trains

Japan's Shinkansen trains faced loud tunnel booms which disturbed local communities. Engineers studied kingfishers to redesign the train's nose for quieter tunnel entry. This biomimicry solution made trains faster and more energy efficient. The Shinkansen's new design also incorporated owl feather principles for silent flight. This innovation became a prime example of nature-inspired engineering solutions.

Raccontata daeconomictimes.indiatimes.com