Articles [Arts & Science]

The continents are still drifting apart. But how do we know that they are moving? They move slowly that you and I cannot see it.  However, nowadays we have human- made satellites in space, which can measure even very small movements on earth. The...

 One way to know if we have reached the carrying capacity of the land is to check the health of the population. Underfed, weak, diseased populations are a sign of too many numbers chasing too few resources like air, water, space and food.  The...

मन में है तनाव आ गई अनचाही परीक्षा फट गए पुस्तकों के पन्ने जिसमें से प्रश्न आने वाले थे पूरे साल की मौज -मस्ती अब बेगानी लगती है गुरुजनों के कटु वचन का अब अर्थ समझ में आ रहा है |. मैं सोचता हूँ आखिर क्यों ? वे हमें हर कदम पर...

HINDI A language always keeps on moving, just like an ocean. It has its own properties and characteristics. Every language has some advantages and some disadvantages too. Human beings learn from their ancestors. India is a very ancient country...

Phenomena in our surroundings Looking around any day observe many things. Some of these affect our lives while others do not. We see birds flying from tree to tree or from house top to house top. This movement of birds does not affect lives. But...

You have seen steam issuing from the spout of a tea-kettle or from a steam locomotive. Being lighter than air, steam rises up into the air. When water evaporates, the vapour rises up into the air and cools. Very minute droplets of water or even ice...

The transcontinental railways in the United States link the Atlantic coast with the Pacific coast, a distance of 5000 kilometers Chicago, on Lake Michigan, is the chief terminus of railways. It is the world’s largest railway junction. About twelve...

Germany enjoys a central location in Europe. It marks a transition from west Europe to east Europe. Climatically this means a gradual change from the equable and wet oceanic climate of Western Europe to that of Eastern Europe. The latter is marked...

Moisture in the air There is always some moisture in the air-even the seemingly driest air has moisture in it. You have only to put some ice in a tumbler on a dry to find this out. How does moisture get into the air? Let us find out. Evaporation...

Water power Europe has great potential of waterpower in its many mountain torrents and great rivers. Much of it has already been harnessed. The rivers of the Pyrenees, Alps, Carpathians, Apennines, Scandinavian mountains, Spanish plateau,...