71 questions and answers in this section

Society and Politics » Daily Life and Society

Explain why are stop signs red with white inscriptions?

Explain why are stop signs red with white inscriptions?

Stop signs have a fascinating history. The first stop signs appeared in the United States in the 1910s. They were not red but yellow, as...

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Explain why human resources management increasingly includes ethical practices?

Explain why human resources management increasingly includes ethical practices?

People are becoming increasingly aware of the impact that companies have on society and the environment. Consumers want to know who they are giving their...

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Explain why do pharmacies have green lighted crosses?

Explain why do pharmacies have green lighted crosses?

Initially, we need to go back to the Middle Ages, when apothecaries already used a cross to signal their shop. At that time, the cross...

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Explain why do pedestrian crossings have parallel white stripes?

Explain why do pedestrian crossings have parallel white stripes?

Pedestrian crossings, those characteristic stripes on the road, have an interesting history. The concept emerged in the mid-20th century. Before that, people crossed more or...

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Explain why old stone bridges are in the shape of an arch?

Explain why old stone bridges are in the shape of an arch?

A arch bridge is highly efficient because it intelligently utilizes a simple property: it transforms weight (vertical loads) into thrusts that spread along its curve...

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Explain why does the city of Tokyo (in Japan) have so many vending machines?

Explain why does the city of Tokyo (in Japan) have so many vending machines?

In Japan, you can't walk a few meters without coming face to face with a vending machine. The Japanese place a high value on convenience...

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Explain why do some bridges have padlocks attached to their railings?

Explain why do some bridges have padlocks attached to their railings?

The phenomenon of love locks dates back to the early 20th century. At that time, a custom inspired by a tragic love story told in...

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Explain why Dubai is setting records with its massive construction projects?

Explain why Dubai is setting records with its massive construction projects?

Dubai has transformed from a modest fishing village into a dazzling metropolis thanks to an impressive economic boom. Historically, Dubai's economy was primarily based on...

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Explain why is the city of Ganvié (in Benin) entirely built on stilts?

Explain why is the city of Ganvié (in Benin) entirely built on stilts?

In the 17th century, the creation of Ganvié is directly linked to the difficult context of the time: the region was suffering from raids and...

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Explain why the city of Ordos (in China) is practically empty despite its infrastructures?

Explain why the city of Ordos (in China) is practically empty despite its infrastructures?

In the early 2000s, China was experiencing an economic boom. The government then launched ambitious projects to modernize and urbanize the country. It is in...

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