This animation demonstrates the structure and operation of CT scanners.
The fortress-like palace was built by Roman Emperor Diocletian on the coast near his home town.
The legendary city of the Mayan-Toltec Empire was located on the territory of present-day Mexico.
This animation presents some animals and plants that lived between the Devonian and Permian periods (358-299 million years ago).
Minh họa này mô tả cấu trúc phân tử nitơ với một liên kết sigma và hai liên kết pi giữ các nguyên tử lại với nhau.
The primary duty of these Japanese warriors was to serve their feudal lords, even at the cost of their own lives.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an internal combustion engine.
The atomic bomb is one of the most destructive weapons in human history.
This animation shows the electron configuration of the calcium atom.
Axit amin là đơn hợp của protein.
This Pacific island is famous for its unique monolithic human figures.
A demonstration of nearby planets, stars and galaxies.
Neil Armstrong, one of the crew members of Apollo 11 was the first man to set foot on the Moon.
Taste receptors convert chemical stimuli into electric signals.
Năng lượng được giải phóng trong quá trình phân hạch hạt nhân có thể được sử dụng cho mục đích dân sự hoặc quân sự.
The three important laws describing planetary motion were formulated by Johannes Kepler.
The average house in Ancient Greece had a rectangular, geometrical floor plan and two storeys.
We can travel on dual carriageways on the motorway.
The Buddhist pagoda of the six Harmonies is located in China, by the River Qiantang.
This animation demonstrates the internal structure of the brain.