Top Ten Reasons Why Aliens Contacting / Coming To Earth Hasn't Happened Yet

The items in this list have been selected by the author of the list for you to vote and comment on.

The Top Ten

1 Why would aliens need lights

2 Alien Abduction is either in the mind or government experiments

3 1,000,000 years more advanced! Why here?

4 Government experimental aircraft are U.F.O.'s

5 Phoenix Lights are flares

6 Stealth Bomber is most U.F.O. sightings in 70's and 80's

7 U.F.O.'s are time machines, us from the future

8 If many people have seen them, why no radio contact since the "WOW" singnal

9 What would aliens need with Human DNA, sperm or eggs

10 Too much stuff is Hoaxed