Explanation

• WWE: Professional wrestling entertainment company (not owned by Elon Musk)
• Tesla: Electric vehicle & clean energy company
• SpaceX: Private aerospace manufacturer and space transportation company
• Starlink: Satellite internet service under SpaceX
• Other Companies by Elon Musk: Neuralink, The Boring Company, X (formerly Twitter)

Last verified on 17-01-2026

Explanation

• Scientist: Edward Jenner
  • Discovery Year: 1796
  • Vaccine Type: Smallpox
  • Significance: First ever successful preventive vaccine
  • Extra Fact: Smallpox was declared eradicated in 1980 by WHO

Additional information:

• Edward Jenner is often called the “Father of Immunology.”

Last verified on 16-01-2026

Explanation

• Founder: Mark Zuckerberg
• Founded in: February 4, 2004
• Headquarters: Menlo Park, California, USA
• Users (2023): Over 3 billion monthly active users
• Parent Company: Meta Platforms Inc.

Last verified on 16-01-2026

Explanation

• Pascal’s calculator was called the Pascaline.
• John Mauchly co-invented the ENIAC (first electronic computer) much later.
• Harvard Aliken is unrelated to the first calculator.

Explanation

Explanation

Dynamite was invented by Alfred Nobel in the 1860s.

Additional Information REKATED ALFRED NOBEL

He was a chemist from Sweden.

Full name: Alfred Bernhard Nobel

Born: October 21, 1833, Stockholm, Sweden

The founder of the Nobel Prize

Invented Nitro-glycerine in 1875.

Died: on December 10, 1896, in Sanremo, Italy

Explanation

Melinda French Gates is the founder and CEO of Pivotal,

It is an organization she established in 2015

Note : From 2000 to 2024, she and Gates co-chaired the Bill & Melinda Gates Foundation

Melinda Ann French was born on August 15, 1964, in Dallas, Texas

Political party: Democratic

Explanation

Aristotle was a student of Plato, studying under him at the Academy in Athens for nearly 20 years.

Aristotle joined Plato's Academy around age 17

Plato and Aristotle are famous for laying the foundations of Western philosophy

Explanation

- Clock – Invented around the 14th century (1300s)

- Microscope – Invented in 1590

- Barometer – Invented in 1643

- Cycle (bicycle) – Invented in early 19th century (around 1817)

Explanation

Wilhelm Wundt was a German physiologist. 

He is known as one of the fathers of modern psychology.

He was the first person to call himself a psychologist.

First Psychology Lab (1879): At the University of Leipzig, he created the first dedicated laboratory

Born: 16 August 1832,  German Confederation

Died: 31 August 1920 (aged 88), Saxony, Germany

Education: University of Heidelberg (MD, 1856)

Known for:

• Experimental psychology
• Cultural psychology
• Apperception