The Great Wall of China is a series of fortifications made of stone, brick, tamped earth, wood, and other materials, generally built along an east-to-west line across the historical northern borders of China to protect the Chinese states and empires against the raids and invasions of the various nomadic groups of the Eurasian Steppe with an eye to expansion. Several walls were being built from as early as the 7th century BC

Demography: The study of human populations, including how they change due to births, deaths, aging, and migration.

Life expectancy: The average age to which a person in a given population can expect to live.

Hello friends, welcome to all of you on our website. Today we are going to tell you the important exam related facts related to the volcano, who have the full potential to be tossed in all the competitive exams. So all of you are requested to read it well and remember it!

Have you ever wondered why this injustice was done in February? Why is February only 28 days? Let us tell you what happened that was kept for only 28 days for three consecutive years in February.

After working all week, we all look forward to the Sunday. Because all offices, schools, colleges are closed on Sundays. But have you ever wondered why Sunday is celebrated as a public holiday in India?