- In the last 100 years, people have increased their body weight by 50% and become 10 cm taller.
- When Columbus first discovered the Americas, there were about 90 million indigenous people living in the area, or 1/3 of the world's population at that time.
- The slave trade also did not bypass Europe, and millions of Europeans were sold to North Africa between 1530 and 1780.
- The Aztecs sacrificed 1% of their population or 250,000 people every year.
- In 1891, the first automobile accident was recorded in Ohio
- This period in which we live is considered the most peaceful period in human history
- The loudest sound in the history of the world was made in 1883, when the Karakatau volcano erupted. It was said to be heard 4800 km away
- The first anti-tobacco campaign was organized by Hitler
- The design of the American flag consisting of 13 cross stripes and 50 pentagons on a blue background was created by 17-year-old student Robert Heft, for which he received a grade of -4, and after being selected as the national flag, the grade was corrected to 5
- Humans have lived on our planet for 200,000 years, but we don't know 97% of the history, considering that the history of mankind began to be written 6,000 years ago.
- When Pope Gregory IX declared cats as evil creatures, cat extermination took place throughout Europe. Because of this, they lost 100 million people due to infectious diseases
- During the 3.5 million years of human existence, there was only 230 years without war