VIBGYOR

M o U N t A i N     B u i L D i n G The process involved n mountain building-termed orogenesis  occur as a result of the movement of t...

S a F E t y     P i N The  safety pin was the invention of  WALTER HUNT.  HUNT  was a mechanic from New York, whose other inventions i...

  H o T   A i R   B A L L o O n S Hot air balloons are the oldest and most successful human carrying flight technology. The first bal...

F L y I N g     M a C H i n E On 17 December 1903 in an  American town called Kitty Hawk, two bicycle mechanics changed the World fo...

G L i d E r A glider is a light, small winged aircraft designed similar to a aeroplane, but with notable differences. The wings of a ...

M a R s Mars known as the red planet, is the fourth planet from the sun and the outermost rocky planet. In the 19th century, astronome...

Architecture of the early 20th century is notable for radical new types of steel and glass  buildings particularly skyscrapers and the w...