Darwin's legendary voyage

Darwin's legendary voyage aboard HMS Beagle played a crucial role in the development of the Theory of Evolution.

Lesser horseshoe bat

Bats use ultrasound to navigate and hunt for prey.

Phase transitions

A phase transition is the change of a substance from one state of matter to another.

Photosynthesis

Plants are capable of converting inorganic substances (carbon dioxide and water) into organic sugar.

Layers of forests

The layers of different types of forests may vary.

The New Horizons mission

The New Horizons space probe was launched in 2006, with the objective to study Pluto and the Kuiper Belt.

Transport processes

This animation explains active and passive transport processes occurring through cell membranes

Veiled chameleon

Chameleons are reptiles with an ability to change their colours.

Meiosis

Our gametes are haploid cells produced from diploid cells by meiosis, a special type of cell division.

Amino acids

Amino acids are the monomers of proteins.

Nikola Tesla's laboratory (Shoreham, USA)

This physicist-inventor and electrical engineer who mainly dealt with electrotechnics was undoubtedly one of the most brilliant figures of the second...

Daguerreotype

The first commercially successful technique of photography was invented by the French Louis Daguerre.

The life cycle of vertebrates

The life cycle of vertebrates starts with the production of the reproductive cells of an individual and ends with the production of the reproductive cells...

The Black Death (Europe, 1347–1353)

The bacterial disease known as the bubonic plague is one of the deadliest infectious diseases in the history of mankind.

The Alhambra in the 16th century (Spain)

The name of this magnificent palace complex originates in Arabic and means 'the red one'.

The Dawn mission

Studying Ceres and Vesta will help us learn more about the early history of the Solar System and how rocky planets are formed.

Stephenson’s Rocket (1829)

The English engineer George Stephenson’s locomotive was built for a competition of locomotives in 1829.

Tsunami

Tsunami waves are very high waves of immense destructive power.

Cloud formation, types of clouds

Evaporating surface water forms clouds of various shapes from which water falls back to the surface as precipitation.

Organisation of genetic material

Eukaryotic cells with nuclei measuring only a few micrometres may contain nearly 2 metres of DNA, coiled multiple times.

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