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 

Explanation

• Coldest continent: Antarctica
• Coldest place recorded: Vostok Station, Antarctica
• Lowest recorded temperature: −89.2°C (21 July 1983)

The coldest place on Earth is:

1) Eastern Antarctic Plateau, Antarctica (-94°C)

2) Vostok Station, Antarctica (-89.2°C) 

3) Amundsen-Scott Station, Antarctica (-82.8°C)

4) Denali, Alaska, United States of America (-73°C)

5) Klinck station, Greenland (-69.6°C) 

6) Oymyakon, Siberia, Russia (-67.7°C)

• The coldest capital city in the world IS Ulaanbaatar
• The coldest region in the atmosphere is the mesosphere

Last updated: 27 OCT 2026 

Explanation

• First successful personal computer: Altair 8800
• Developed by: MITS
• Introduced in: 1975
• IBM PC launched: 1981

Last updated on 26 Oct 2026

Explanation

• Wang Yaping became the first Chinese woman to perform a spacewalk on 7 November 2021.
• She conducted the spacewalk during the Shenzhou-13 mission aboard China’s Tiangong Space Station.
• She was the second Chinese woman to travel into space, flying aboard Shenzhou-10 in 2013.

Last verified on 22-10-2026

Explanation

• The United States conducted the world’s first nuclear test, code-named Trinity, on 16 July 1945.
• The test took place in the Jornada del Muerto desert in New Mexico, USA.
• The experiment was part of the Manhattan Project, a secret American-led programme to develop atomic weapons during World War II.

Additional information:

• Soviet Union: 1949
• United Kingdom: 1952
• China: 1964

Last verified on 22-10-2026