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Communication of ideas is at the centre of civilization. It needs written records. Most of our records in the modern

The Falcon Hypersonic Technology Vehicle-2 (Falcon HTV-2) is the fastest plane ever built by human beings. মানুষ কর্তৃক এ যাবৎকালের

Sohan : Teacher, in the last class we read about modern aircraft. There were Boeing 787s, Airbus 350s, Concorde and

Human beings conquered the distance on earth by discovering wheels. They endeavored further. মানুষ চাকা আবিস্কারের দ্বারা পৃথিবীতে দূরত্বকে জয়

The TGV The TGV (Train a Grande Vitesse, meaning high-speed train) is Franc’s high-speed rail service. টিজিভি (উচ্চ গতিসম্পন্ন ট্রেন)

Mr Ramis   : You know that invention of the wheel has helped to create a new civilization. But do you

Human beings have invented many important things so far. They have brought great civilization to the world through these inventions.

River gypsies in Bangladesh are having various problems. First, Bangladesh is urbanizing very rapidly. Gypsy people are losing their customers

River gypsies are an ethnic group in Bangladesh. They are known as bedey to local people. বাংলাদেশের নদীবাসী যাযাবরেরা হচ্ছে

In some fishing villages along the coast of Japan, there are amazing groups of women known as Ama divers’. These