The human eye is so sensitive that if the Earth were flat and it was a dark night, a candle’s flame could be seen from 30 miles away.

#General_knowledgeTM

Eiffel Tower Grows in the summer by 15 centimeters.
It is built with temperature expansion joints so that the steel can expand and contract without any damage.

#General_knowledgeTM

When your eyes move, your brain purposely blocks your vision, which is why you can't see the motion of your own eyes in a mirror. This is called ‘saccadic masking’ and without it, your life would be like watching a constant movie that's filled with a shaky hand-held camera.

#General_knowledgeTM

Mosquitoes are considered the deadliest animals on Earth. They are responsible for transmitting various diseases such as malaria, dengue fever, Zika virus, and West Nile virus, among others. These diseases can be fatal and result in a significant number of human deaths each year, making mosquitoes the deadliest animals in terms of the number of human lives affected.

#General_knowledgeTM

The Japanese island of Okinawa is home to over 450 people over the age of 100 and is known as the healthiest place on earth.

#General_knowledgeTM

The first match was invented in 1805 by the French chemist Jean Jaren. However, the first commercial batches of matches appeared only in 1830 in France and 1833 in Great Britain.

#General_knowledgeTM

There is a statue of Tesla in Silicon Valley that radiates free Wi-Fi. It was done as an homage to his vision for wireless communication.

#General_knowledgeTM

The longest sniper shot in history was fired from a distance of 2475 meters by British cavalry corporal Craig Harrison in 2009. His bullet flew to the target for more than 6 seconds and hit two Taliban machine gunners.

#General_knowledgeTM

This is what the first alarm clock looked like. A nail was inserted into the desired segment. Burning up to this segment, the nail fell making a sound.

#General_knowledgeTM

An estimated 50% of all the gold ever mined on Earth has come from the Witwatersrand Basin in South Africa. The Witwatersrand Basin, commonly referred to as the "Rand," is a geological formation that stretches over 300 kilometers (186 miles) and contains some of the world's largest gold deposits.

#General_knowledgeTM

This is what Desert Rose looks like. This is a completely natural aggregate, which consists of water, sand and mineral salt.

#General_knowledgeTM

Guiding Light is the longest-running series in television history. For 57 years, 15,762 episodes have been filmed and shown. To watch the series from beginning to end, you will need 164 days 4 hours 30 minutes.

#General_knowledgeTM

Can you see a tiny blue dot in the picture?

It is Earth as seen from Saturn! One of the iconic photographs taken by Cassini spacecraft from the vicinity of Saturn's rings, which made humans feel so insignificant!

#General_knowledgeTM

There is a bird in Australia that deliberately spreads forest fires. black kites, or "fire hawks", spread fire by carrying burning sticks to new places in their beaks.

#General_knowledgeTM

In Finland, fines for traffic violations are not fixed like in the rest of the world, but depend on the driver's monthly income.

#General_knowledgeTM

This is what a baby swordfish looks like.

#General_knowledgeTM