History
The eunuchs in the palace often carry a bamboo stick - What is its use?
Why do eunuchs in Chinese movies often hold a bamboo stick in their hand?
Class
Browse ScienceInfo articles and explainers related to Class.
Topic archive
Articles about Class
198 published items.
Oceanography
Interesting things about sea cucumbers that not everyone knows
The class Holothuroidea consists of tubular molluscs with a tentacle mouth at one end and an anus at the other. Many species are human food.
Space science
Solar storm with speed of 4 million km/h makes landfall on Earth
NASA satellite captures the moment when a solar storm erupts violently, making the aurora on Earth more brilliant in time for Halloween.
Funny corner
Jokes: How to enter the teacher's charismatic topic
At the beginning of math class, the teacher gave a quiz to the whole class.
Scientific works
China builds Asia's largest astronomical observatory
China is building a world-class astronomical observatory, opening a new door to its space ambitions.
Scientific works
The most unique architectural works in the world make everyone surprised
The most unique architectural works in the world always show the use of class and difference in each line and angle.
Space science
For the first time discovered the 'heartbeat' of the mysterious star
For the past few decades, astronomers have been trying to listen to the 'heartbeat' of a class of stars called the Delta Scuti variable star.
History
Soap was born like?
When born, soap was not respected because of its association with the lower class. Later, with the development of science and technology, soap was proved by researchers…
Space science
The levels of civilization in the universe (Kardashev scale)
Up to now, mankind has achieved many great scientific achievements. From the time of hunting, gathering until the first steps on the Moon
Discover science
The 'invisible' mega yacht is worth $ 110 million
The high-class yacht named Fata Morgana is designed to blend into the polar ice landscape by pretending to be a giant iceberg.
Archeology
Finding fossils of squirrel-like animal class in 'Ice Age'
Discovered a 25 cm mammal (Animal class) that lived 230 million years ago in Argentina and shaped like a squirrel 'Scrat' in the animated film 'Ice Age.
Cancer
China introduced cancer drugs much cheaper than the US
The way for Beijing to realize the dream of the world-class pharmaceutical industry: price competition.
Discover science
Which Israeli naval light guard ships are equipped with advanced weapons?
The Israeli Navy has said it will equip more advanced weapons, including the Barak 8 and C-Dome combined air defense systems, for the new class of light guards Sa'ar 6 b…
New technology
New technologies will hurt people's memory?
The class of students of the previous generation in the past ten years often have the habit of mentally calculating basic calculations, not only when doing exercises in…
Animal world
7 snakes look scary ... but harmless to humans
Snakes are reptiles, cold-blooded, and in the same class as scaly animals like lizards and geckos, but they have teeth because people often think that snakes are very to…