Explanation

• Vasco da Gama was the first European to reach India by sea in 1498.
• He was a Portuguese explorer who arrived at Calicut (India) via the Cape of Good Hope route.
• His voyage opened the sea route between Europe and Asia.
• This event marked the beginning of European colonial influence in India.
• He later died in India in 1524.

Last verified on 20-06-2026

Explanation

• The modern bicycle was invented by John Kemp Starley.
• He introduced the safety bicycle design in 1885.
• This design included two equal-sized wheels and a chain drive system.
• He is known as the father of the modern bicycle.

Last verified on 02-06-2026

Explanation

• Nicolaus Copernicus is called the Father of Modern Astronomy.
• He introduced the heliocentric theory in 1543.
• This theory stated that the Sun is at the center of the solar system.
• His ideas changed the old belief that Earth is the center.

Additional information:

• Galileo Galilei, a later figure, is often called the "father of observational astronomy".

Last verified on 01-06-2026

Explanation

• Microsoft was founded on April 4, 1975.
• It was founded by Bill Gates and Paul. Allen in Albuquerque, New Mexico.

Last verified on 02-03-2026

Explanation

• Carl Linnaeus is known as the Father of Biological Classification (Taxonomy).
• He introduced the binomial nomenclature system (two-name system).
• This system gives every organism a Genus and Species name.
• It made classification of living organisms systematic and universal.
• His work is the foundation of modern taxonomy.

Last verified on 21-05-2026

Explanation

• Geoffrey Chaucer is known as the Father of English Poetry.
• He wrote in Middle English, making literature more accessible to common people.
• His famous work The Canterbury Tales is a landmark in English literature.

Last verified on 16-05-2026

Explanation

• Baghdad, the capital of Iraq,
• Founder: Caliph Abu Jafar al-Mansur
• Date: Construction began in 762 CE (145 AH).

Additional information

• Iraq, formerly known as Mesopotamia 
• Official languages: Arabic and Kurdish
• Currency is Iraqi Dinar.
• It is located in the continent of Asia.
• Primary Religion is Islam.

• Establishment

  • Independence declared: 3 October 1932

  • Republic declared: 14 July 1958

  • Current constitution: 15 October 2005

  
  

  Last updated question by NS on 2 MAY 2026

Explanation

• The conqueror of Spain was Tariq ibn Ziyad.
• He led the Muslim army in 711 AD and began the conquest of the Iberian Peninsula.
• He defeated the Visigothic ruler King Roderic at the Battle of Guadalete.
• His landing place is famously known as Jabal al-Tariq (Gibraltar).

Last verified on 25-04-2026

Explanation

• Polio Vaccines: Developed to prevent poliomyelitis, a viral disease causing paralysis.
• Jonas Salk (US, 1950s): Created the first inactivated (killed) polio vaccine; tested on himself and family in 1953; officially used in 1955.
• Albert Sabin (1961): Developed the live attenuated (weakened) oral polio vaccine.
• Recent Campaigns: Israel launched a polio vaccine drive in April 2022 after 1988 efforts.

Last verified on 03-04-2026

Explanation

• Isaac Newton (1642–1727) was an English physicist and mathematician.
• He formulated the laws of motion and law of universal gravitation.
• His work laid the foundation for classical mechanics.

Last verified on 02-04-2026