Did You Know ?
1. The Incredible Octopus: Eight Independent Arms
- Each of the octopus's eight arms has its own neurons (nerve cells).
- Each arm has a small group of nerve cells that control its movement.
- This means the octopus has eight limbs that can function independently.
- Even if the octopus's brain is removed, the arms can still move on their own.
2. Human Birth Control Pills in Gorillas
- Birth control pills made for humans also work in gorillas.
- This shows that humans and gorillas have similar reproductive biology.
- It is an interesting example of how some human medical developments can be used for animals too.
- It demonstrates the close biological relationship between humans and our primate relatives like gorillas.
3. Alexander Graham Bell and His Deaf Family
- Alexander Graham Bell invented the telephone.
- His mother and wife were both deaf.
- He never used the telephone to call his mother or wife.
4. The Meaning Behind CAPTCHA
- You have sometimes filled CAPTCHA in your life, but did you know the full form of CAPTCHA?
- It stands for "Completely Automated Public Turing test to tell Computers and Humans Apart".
- It is a test that we often encounter online.
- The purpose is to differentiate between human users and automated computer programs.
5. Aliens in Disguise Theory
- One out of every five people believes there are aliens living on Earth disguised as humans.
- This is known as the "Aliens in Disguise Theory" within the scientific community.
- The theory suggests that extraterrestrial beings could be living among humans in disguise.
- While not proven, this idea continues to fascinate and intrigue many people's imaginations.
6. The Rugby Player with a Face Full of Screws
- Rugby player Sia Soliola got badly hurt in his face during a game
- His injury was very serious
- Doctors needed to use 20 screws to repair his face after the injury
- Despite this major injury, Soliola worked hard to get better
7. The Most Dangerous Game of Tug of War
- Tug of war is a game many people have played
- On October 25, 1997 in Taiwan, something terrible happened during a tug of war game
- Two people who were playing had their hands completely torn off from their shoulders
- This actually happened and is a recorded, true event
8. The First Item Sold on the Internet
- The very first thing ever sold on the internet was a music CD
- It was a CD of the album "Ten Summoner's Tales" by the singer Sting
- This first online sale happened on August 11, 1994
- It took place on a website called NetMarket
- This sale marked the start of online shopping and e-commerce businesses
- Before this, no one had bought anything over the internet before
9. The Amazing Regeneration of Starfish
- Starfish are amazing animals
- They can regrow body parts that are cut off or removed
- If a starfish is cut into two pieces, each half can regrow the missing parts
- Even if 95% of a starfish's body is cut off, the small remaining part can regrow the entire body
10. The Epic Journey of the Tern
- There is a type of bird called the Tern
- Every year, this bird travels an amazing long distance
- It flies more than the earth's circumference which is 40,075
- The distance the Arctic Tern migrates is about 71,000 kilometers
- It flies between the Arctic region near the North Pole and the Antarctic region near the South Pole
11. A Uniform Tradition Since 1566
- There's a special school in England
- It's called Christ Hospital Boarding School
- This school is very old and it has an unusual feature
- The school uses the same uniform since 1566
- That's over 450 years ago
- No other school in the world has done this
- The uniform hasn't changed in all this time
12. The Unbelievable Heat of Car Dashboards
- Formula 1 is a type of car racing
- Race car drivers sweat a lot during races
- They can lose up to 3 kg (about 6.6 pounds) of water
- This happens in just one race
- The water loss is from sweating
- It's caused by extreme heat in the car
- The car's dashboard gets very hot
13. Metallica's Antarctic Concert
- Metallica is a famous rock band from America
- In 2013, they played a concert in Antarctica
- The concert was called "Freeze 'Em All"
- This name is a play on their album "Kill 'Em All"
- There was no regular audience
- Only 120 people were there and these people were scientists
14. The Cat Catches the Cat
- This happened in 2017. It was in Detroit, Michigan, USA
- Police were trying to catch drug dealers
- They used undercover cops
- The undercover cops caught five people
- But there was a big surprise the five people they caught were also cops
- These other cops were also undercover and they too were trying to catch drug dealers
- So police accidentally caught other police
15. The Extensive Web of Indian Languages
- Papua New Guinea has the most languages in the world
- It has 840 different local languages
- This is more than any other country
- India is in second place and India has 780 local languages
- Papua New Guinea is a small country compared to India
- Yet it has even more languages than India














