mysteries

1. How old is human
civilization? อารยธรรม

2. Most people say that for millions of years,
people were hunter-gatherers.

3. Most people think that civilization started near
Egypt and Mesopotamia about 5000 years ago.

4. Ice age
Most of the earth was covered with very thick ice for a long time. It ended in
9700 BC. About 12000 years ago.

5. How old is the Sphinx in Egypt?
Most people think it is about
4500 years old.
But some people think it is
MUCH older because of erosion
by rain.

6. Did the sphinx look different a long time ago?
Many people think the sphinx used
to look like a lion a long time ago,
because the sphinx head is now too
small.

7. How did they make the pyramids?

8. The library of Alexandria
It had thousands of scrolls. It was burned in a war almost 2000 years ago. SOOOO
much knowledge was lost. What did ancient people know?

9. We still don’t understand Egyptian technology
This granite stone is VERY VERY
VERY heavy. How did they
move it? How did they cut it?
We don’t really know.

10. A new sarcophagus was recently found and
opened in Egypt.

11. These vases are made of very hard rock. It would
need machines and high technology to make it.

12. Baalbek stone quarry
How would they move this stone?!

13. How did they drill holes like this?

14. Temple of Jupiter

15. Atlantis- Is it real?
The ocean was lower during the
ice age.
Atlantis was a country that sank
into the ocean.
It had high technology and culture.
Did it disappear because of a
natural disaster?

16. About 12000 years ago, these animals
became extinct quickly.
Wooly mammoth

17. Was an old civilization destroyed by a comet?

18. Or a solar radiation storm and plasma storm?

19. Was it destroyed by a flood?

20. Noah’s ark
This is an important story from the
Christian bible. Is part of it real?

21. Easter Island- more than 1000 moai statues

22. Gobeklitepe- Turkey
It is more than 10000 years old!
It has better technology than we
thought possible at the time.

23. If there was a civilization from 12000 years ago,
then why don’t we find their buildings, tools etc.?
Everything is destroyed by time and
weather.

24. Could our civilization disappear someday?
• Maybe 10000 years from now, it will be difficult to see that we were
ever here.
• All of the knowledge on our computers would disappear very quickly
if we did not have electricity.

25. Have we destroyed our civilization with
technology before?
A large war, plague or
environmental
destruction could easily
destroy our civilization.
We are very strong but
also very fragile.

26. Why haven’t we met aliens? The fermi
paradox
• There are more than 60,000,000,000 planets in our galaxy that could
have life.
• Maybe there is something stopping us from meeting aliens. Do
intelligent aliens destroy themselves with their own technology
before they can go out into space?
• Maybe they are real, but they are hiding!

27. Ancient technology- The Antikythera device
It was found in the ocean near Greece.
It is over 2000 years old.
It is a computer used to track the stars
and measure time.

28. Svalbard seed vault
It has almost 1 million different seeds.
It will protect us if there is an event that
kills most people in the world.

29. Will technology destroy us? Or save us?
• Climate change and war could destroy the world.
• If we have good AI (artificial intelligence), it could make the decisions
necessary to save the world. Can we trust the computers to control
the world?
or

30. Simulation theory- Are we living in a high tech
video game?

31. Write about the future 100 years from now.
• Cell phones
• Dating and marriage
• Clothes
• Food
• Cars
• The environment
• Government
• Entertainment (music, movies)
• Video games
• Medical Care (lifespan)
• Education- Will people still go to school/college?