Explanation

France developed the first ant-like walking robot name 'AntBot'. The robot has the ability to explore its environment and find its way home without GPS.

Explanation

The nano-SIM  card was introduced on 11 October 2012, when mobile service providers in various countries started to supply it for phones that supported the format.

Explanation

YouTube is an American online video sharing and social media platform launched by Steve Chen, Chad Hurley, and Jawed Karim in February 2005. 

Explanation

The production of silk originates in China in the Neolithic

Explanation

Joseph F. Glidden was born in New York on Jan. 18, 1812.

He invented barbed wire in 1873 and was granted the patent on Nov. 24, 1874.

Gidden  known as the "Father of Barbed Wire".

Explanation

Frank Whittle was a British Royal Air Force engineer air officer.

He is credited with single-handedly inventing the turbojet engine.

Explanation

The atmospheric pressure at any place is measured by a Barometer

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The barometer was invented by Evangelista in 1644.

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Explanation

Euclid, also known as  Euclid of Alexandria , was a Greek mathematician, often referred to as the "founder of geometry" or the "father of geometry".

Explanation

Chief of Army Staff (COAS) Gen Qamar Javed Bajwa was awarded a Legion of Merit for the promotion of defense ties between Islamabad and Ankara during an official visit to Turkey

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Explanation

Benjamin Holt was an American inventor who patented and manufactured the first practical crawler-type tread tractor.