Fact Directory

What market did COVID 19 start from?

COVID-19 is believed to have originated from the Huanan Seafood Wholesale Market in Wuhan, China, wh... Read more

What is the tallest building in the world?

The tallest building in the world is the Burj Khalifa in Dubai, United Arab Emirates. It stands at 2... Read more

Linear vs Switching Power Supplies

Both linear and switching power supplies serve the same purpose of converting AC to DC and reducing ... Read more

What types of metal armour did Knights wear?

Medieval knights wore different types of metal armor to protect themselves. Early on, they used chai... Read more

How Cold Is Space?

Space is incredibly cold. The average background temperature of space as measured by the NASA COBE s... Read more

How long do shoes last before wearing out?

Shoes should typically be replaced every 8-12 months or after 500-700 kilometers . However, thi... Read more

Evaporative coolers are not well-suited for humid tropical environments because their effectiveness ... Read more

Larry: The Beloved Cat of 10 Downing Street

Larry the cat is the beloved "Chief Mouser" at 10 Downing Street, the official residence of the UK P... Read more

What Does "Dead Stick" Mean?

"Dead stick" refers to flying an aircraft without engine power, often after an engine failure. The t... Read more

Origins of "we can neither confirm nor deny"

The phrase "we can neither confirm nor deny" originated from a CIA response to a FOIA (Freedom of In... Read more