What are some interesting popular science facts?

Interesting popular science facts are as follows:

1. The smallest snake in the world is the blind snake. This snake is similar to earthworms and is non-venomous. It usually lives in cracks in the mud or in the courtyard. Under the flower pot, you go out at night or only when it is rainy. It mainly feeds on ants, termites and other insects. It is a famous "termite killer".

2. The Neapolitan dog is one of the most dangerous dog breeds in the world. Once attacked, it will not give up. It is very ferocious, muscular, strong and sturdy, and it makes people look deeply moved. A sense of fear. It is one of the top ten most ferocious dogs.

3. Kong En Waterfall in Laos is known as the largest and widest waterfall in the world. The total width of the waterfall is 9.0 kilometers, the drop is 15 to 24 meters, and the average annual water flow is 12,000 cubic meters. meters per second.

4. The Mexican Crystal Cave is the largest natural crystal cave in the world and one of the top ten geographical wonders in the world. There are many huge crystals in the cave, like huge icicles. However, the temperature inside the cave But it is very high, as high as 44 degrees Celsius.

5. The magnificent and unique Waiotapu Geothermal Park in New Zealand is full of volcanic craters, cooling or boiling mud, fountains and fumaroles, as well as natural mineral pools of different colors. It looks like Be in an otherworldly wonderland or the strange outer space.