Fossil-fuel power plants produce most of the world's electricity, but their efficiency is mediocre and they significantly pollute the environment.
During the course of history, bridges were points of strategic importance. Today they have a significant role in infrastructure.
History is not always based on bare facts, sometimes serious research needs to be done to explore our past. People who do that are called archaeologists,...
The evaporation of seawater provides an excellent opportunity for coastal countries to produce salt.
Are you curious how our digital materials are made? Go behind the scenes.
The continental climate zone is characterised by four seasons: hot summer, cold winter and two transitional seasons in between.
Let’s make paper birds! The more colour we use, the more beautiful our birds will look.
Going to the beach on a sunny day is a pleasant way of relaxation for many people.
Greece is considered one of the cradles of European culture. Today, its key sector is undoubtedly tourism.
Within the lethal embrace of deserts, life can only flourish because of large springs. Here plants thrive, animals enjoy something to drink, caravans can...
The ramson is also called bear’s garlic, but do bears really like it? You can find out here and learn more about this plant that has medicinal properties...
A cuboid is a polyhedron with six rectangular faces.
This animation demonstrates the different nets of a cuboid and includes a game.
A century of war between England and France marked the end of medieval European society.