Explanation

• The common ostrich (Struthio camelus) is the biggest bird in the world.
• It is weighing up to 344 pounds (157 kilograms) and standing 9 feet tall.
• Female ostriches lay the largest eggs of any living bird.
  

• The world’s fastest bird is the peregrine falcon.
• The white bellbird is the world’s loudest bird.

 Last updated on 12 NOV 2026

Explanation

• Artist: Vincent van Gogh
• Year painted: 1889
• Art style: Post-Impressionism
• Location painted: Saint-Rémy-de-Provence, France
• Current location: Museum of Modern Art, New York

Last verified on 10-06-2026

Explanation

• Country: China
• First use: 806 AD (approx.)
• Early name: Feiqian (Flying Money)
• Dynasty: Tang Dynasty → Song Dynasty (official issue)
• Importance: First-ever paper-based monetary system

Last updated by NA on 05-11-2026

Explanation

• Wilhelm Conrad Rontgen discovered X-rays
• He was discovered on 8 November 1895.
• He got the Nobel Prize in Physics in 1901.

Additional questions

• The penetrating power of X-rays depends on their frequency

Last updated by NA on 05-11-2026

Explanation

• Largest Desert Overall: Antarctic Desert (~14.2 million sq. km)
• Type: Polar ice and tundra (cold desert)

Additional information

• Second Largest Desert: Arctic Desert (~13.9 million sq. km)
• Largest Hot Desert: Sahara Desert (~9.2 million sq. km)

Last updated: 27 OCT 2026