The Greatest Achievements In The History Of Humankind, Ranked

by Alex Balk April 11, 2016

25. Telephone

24. Telegraph

23. Image capture/film recording

22. Sound recording

21. Aspirin

20. The combined oral contraceptive pill

19. Air travel

18. Water and sewerage systems

17. Refrigeration

16. Rail travel

15. Invention of the printing press

14. Invention of the internal combustion engine

13. Telescope

12. Compass

11. Sea travel

10. Discovery of penicillin

9. Sterilization/pasteurization

8. Vaccination

7. Harnessing of electricity

6. Development of the written word

5. Development of agriculture

4. Creation of the wheel

2. Development of the spoken word

1. Control of fire