Why we see different parts of the Moon Sometimes the moon looks round. Sometimes it looks like...
과학 (Science)
Why greenhouse gases are warming our planet Our climate is changing, and the Earth is getting warmer...
How heat and cold change the form of water Water is all around us, and it can...
Why the Sun is important for all living things The Sun is huge and hot, and it...
Volcanoes look beautiful, but they can also be powerful and dangerous. A volcano erupts when hot melted...
Have you ever wondered what is inside the Earth? It looks calm on the surface, but deep...
It’s estimated that about 8 million tons of plastic waste enter the ocean every year.A single disposable...
Every year, millions of plastic bottles, bags, and toys end up in our oceans. Scientists warn that...
Delhi Schools Close for Third Day as Air Pollution Hits Dangerous Levels Schools in India’s capital remained...
If the Air Gets Bad, Schools May Close What could happen if Seoul’s air becomes too dirty?...
