Explanation

In 2023, Manchester become the first United Kingdom city to launch a "tourist tax" for visitors.

Explanation

In April 2023, Dubai-based airline Emirates introduces the world's first robot check-in assistant.

It was named ‘Sara’.

‘Sara’ will guide passengers through the check-in process.

Sara, assistant can match faces with passports. 

Sara has a wide LCD screen measuring 98 inches 

ND7-5-2023

Explanation

In November 2022, Japan successfully used steam to propel Moon spacecraft.

Explanation

Explanation

In January 2023, China launched Asia's first hydreogen-powered trains for the Urban Railways with a Range of 600 km on a single tank. 

Explanation

Israel and Bahrain signed a defence agreement on February 3, 2022.

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It is claimed to be world's most powerful hydrogen bomb.

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As aid and assistance from foreign countries continued to pour into Pakistan in the wake of flood devastation, Google on September 12, 2022 launched an international appeal to collect relief funds.

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Air-One called: Vertiport

Air-One launched: 25 April 2022

Air-One is: world’s first hub for flying taxis and commercial drones.

Explanation

China is building the world’s highest-altitude cloud computing data centre in Tibet. The data centre will meet the data storage needs of the country and South Asian nations like Nepal, Bangladesh and Pakistan.