It is impossible to lose sight of them on the night walk. 😂

This tissue box design made it look so elegant

Each sphere is moving in a straight line, but the final motion is circular

Du Zhu Piao is an ancient Chinese tradition where people balance and move on a single floating bamboo pole, originally used for river travel and fishing.

The common tailorbird can sew leaves together using spider silk and plant fibres to make a nest, a deep cup, lined with soft materials

People who say math is painful

How the keystone locks an arch together using compression, an ancient design still standing today.

Nailed it!