Chúng ta hãy tìm hiểu về các loài gấu đã trở thành biểu tượng của bảo tồn loài.
Frank Lloyd Wright's well-known work is a masterpiece of modern organic architecture.
This 3D scene presents the steps of the cement manufacturing process.
The 900 years old Benedictine abbey is situated in Melk, on the right bank of the Danube.
This animation introduces body parts on a male anatomical model.
Marie Curie, the only person to win the Nobel Prize in two different sciences, is probably the most famous woman in the history of science.
We can travel on dual carriageways on the motorway.
In benzene there are sigma bonds and delocalised pi bonds between carbon atoms.
Energy released during nuclear fission can be used for civilian or military purposes.
A demonstration of nearby planets, stars and galaxies.
The legendary city of the Mayan-Toltec Empire was located on the territory of present-day Mexico.
This animation explains transparency and opacity, the principle of radiography, and the light-absorbing properties of materials.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an internal combustion engine.
These Palaeolithic statuettes probably symbolise fertility and prosperity.
The animation shows the traditional Japanese wooden townhouse, the machiya.
The Wright Flyer was the first successful powered, heavier-than-air aircraft, designed and built by the Wright brothers.
Built in Neo-Byzantine style, this Orthodox cathedral is one of the symbols of the Bulgarian capital city.
This animation introduces the studies of astronomers and physicists whose works fundamentally changed our view of the universe.
Anh em nhà Montgolfier người Pháp là những nhà tiên phong đầu tiên trong việc bay lên bầu trời.
Physical properties, as well as the flora and fauna of the ocean change with depth.