pebbles

When Vietnamese people look at the moon, they picture the banyan tree and Mr. Cuoi. The foreigner watching the moon is a figure of a man.

A small pebble in Egypt containing microscopic diamonds and many compounds cannot be found anywhere in the solar system.

What is worse than an asteroid hitting the earth? The answer is 'twin killer', indicating the simultaneous attack of the double asteroid system.

The Curiosity probe of the US Space Agency (NASA) found circular stones on Mars. Scientists say stones are only formed when they are swept away over long distances by water.

Penguins are one of the cutest animals on the earth. But after reading this article, you will look at them with a different eye.