List of extreme

1. How large is a protein?
2. How small is a functionable protein?
3. How Large is a DNA can be?
4. How small is a functionable DNA?
5. How small can a gas planet can be?
6. How small a star can be?
7. How high a magnetic field can be? electric field?
8. what is the smallest distance?
9. is there more condition between E=mc^2? since we cannot convert any energy to any mass.
10. What is the biggest possible rock planet?
11. what is the size of water droplet just before it fall form a surface?
12. what is the largest size of rain?
13. what is smallest size of rain? a water molecule?
14. what is the maximum power of a lightning?
15. what is the minimum power of a lightning?
16. what is the maximum number of planet a star system can have?
17. what is the maximum number of moon a planet can have?
18. what is the highest frequency of light? gamma ray with so high energy will create positron-electron pair.
19. what is the lowest frequency of light? can you imagine, can we product a light at 1Hz? the antenna will be length    from earth to the moon.
20. what is the longest living cell? can a cell live for 10 years?
21. what is the largest power output from a system? 
22. what is the maximum refractive index can be?
23. How fast the wind on earth can be?
24. what is the largest crystal on earth?
25. what is the possible sexuality? 
26. what is the smallest living thing?

i believe most of the above questions has theoretical value. and i am going to know them all in my life.