Dan ⚡️ on Nostr: The greatest human inventions: 1. Wheel 2. Printing press 3. Penicillin 4. Compass 5. ...

The greatest human inventions:
1. Wheel
2. Printing press
3. Penicillin
4. Compass
5. Light bulb
6. Telephone
7. Internal combustion engine
8. Contraceptives
9. Internet
10. Nails
11. Use of fire
12. Concrete
13. Magnifying glass
14. Batteries
15. Marine chronometer
16. Airplane
17. Refrigerator
18. Nuclear energy
19. Vaccines
20. X-rays
21. ₿