why doesn't the mars science labratory have solar panels?

Is the martian atmosphere thick enough to attempt some sort of blimp or balloon probe that could be deployed from a lander.

Is it possible to build a lander that could drill down several feet the surface to analyze buried ice deposits?

The orbital eccentricity of Mars is quite pronouned, why is this and what impact does this have upon the seasons on Mars? and what advantages or disadvantages would this have for future human missions?

A lot of people, mostly scientists, have been saying that for the water on the poles there has been life on Mars. But others say there isn't. Is there enough life on Mars to support human life?

Why do some people not recognise the importance of going to other planets, how should we best educate these people?

Will movies motivate astronauts for more NASA missions?

Do Martians must do some missions to get money or something?

Which rocket was used for launching Mars Science Laboratory Curiosity?

Is there a future mission to Mars?