The atmosphere surrounds us everywhere on this planet. We take its presence so much for granted that we often manage to forget it.
Tomato belongs in the nightshade family and is native to South and Central America. Tomatoes can be preserved or consumed raw.
One of our most popular vegetables and an excellent source of vitamin A, essential for good eyesight.
These birds, common along coasts, can be easily recognised by their voice.
Fields are open lands, planted with crops or pasture.
Donkeys are domesticated members of the horse family; they are smaller and less common than horses. In most places they are kept as pack animals.
This popular vegetable is an excellent ingredients of salads. It is also used in beauty industry for its skin-regenerating effect.
Demonstrating a method to determine where exactly the blind spot is in our visual field.
An open-air museum is like living history itself.
The most popular means of personal transport today is the bicycle. It is among the fastest and most environmentally friendly ways of transport.
Narrow-gauge railways can be great fun on an excursion. As they chug along, they provide a great opportunity for us to admire the scenery.
Since the advent of air travel, huge distances can be covered fast; today any part of the world can be reached within 24 hours.
This video is about the characteristics of and differences between rapid and slow combustion.
One of the four temperate seasons with truly picturesque landscapes.
The tradition of vineyards has a long history. Sunlight, suitably sloping hillsides as well as expertise all contribute to producing excellent quality wine.
Rain falls when water vapour high in the atmosphere precipitates and the forming droplets fall to the ground.
A plant of American origin that can be eaten raw and cooked. It is also used as a condiment.
Living organisms have different reactions to changes in the environment. We differentiate between stenotopic and eurytopic species accordingly.
Waterfalls form mainly in the upper course of rivers, usually in rocky areas, due to vertical erosion.
Certain species can only be found in one or two regions on Earth, as they would be unable to tolerate any drastic environmental changes. These are called...