what can scientific feats that future scientists can come up?

Answer 1

Future scientists will:

1) Develop a fast acting testicular cancer that will kill off only suicide bombers

2) Create an android that even Simon Cowell could like

3) Store the entire knowledge of mankind in a throwaway pen

4) Bring back the ice ages

5) Redeem Brittney Spears

Answer 2

1. they would invent an air conditioned hammock.
2. flying cars

Answer 3

Finding a cure(s) for cancer would be a nice start. This will involve chemistry and biology.