The term 'jungle' is used to describe the dense vegetation in a tropical area. Jungles are mostly located in South-East Asia, Central and South America and...
This plant that originates from China has become an invasive species.
Watch this video to find out whether tap water and table salt are able to conduct electricity.
When masses of cold and warm air meet, weather fronts develop.
The four outer planets (Jupiter, Saturn, Uranus and Neptune) do not have solid surfaces, thus they are called gas giants.
When the temperature of the cooling air reaches dew point condensation occurs because air is unable to hold more water.
Mercury, Venus, Earth and Mars may have they formed in much the same way, but only the Earth is lucky enough to be in the habitable zone.
Thanks to its high nutritional value, the clover is an excellent fodder plant; four-leaved clovers are a real rarity and are thought to bring luck.
Developed nearly 500 years ago, it is a variant of the Julian calendar. Today it is the most widely used calendar.
What secrets does the Moon have? Who were the first men on the Moon? You’ll find out everything from this video.
Curious little animal living in underground burrows in the African savannahs.
Predators on top of the food chain prey on other animals. Their relationship is hunter and hunted.
One of the most common types of Anatidae, the ancestor of the domestic duck.
The tallest animal on the planet, yet it has the same number of vertebrae as humans.
The acid in vinegar dissolves materials containing calcium carbonate like eggshell and snail shell.
The best known cartilaginous fish, sharks, do not chew their food; they use their razor-sharp teeth only for biting and tearing.
A historic region of Croatia; its economy is mostly based on tourism and fishing.
Find out whether the marble reaches the finish line faster on the straight or on the curved slope.
King of the savannahs, the lion is at top of its food chain. Its only enemy is man.
Lake Balaton is a tectonic lake located in Hungary. It is the largest lake in Central Europe.