World's smallest origami bird, why hummingbirds hum, physics meeting 'ain't got that swing' – Physics World - physicsworld.com

World's smallest origami bird, why hummingbirds hum, physics meeting 'ain't got that swing' – Physics World - physicsworld.com https://physicsworld.com/a/worlds-smallest-origami-bird-why-hummingbirds-hum-physics-meeting-aint-got-that-swing/ World's smallest origami bird, why hummingbirds hum, physics meeting 'ain't got that swing' – Physics World  physicsworld.com