As you know Mars is the fourth planet from the sun. though we have not yet traveled there we have pictures from the satellites and the Valles Marineris. There are many mysterious things about mars like. Is there life out there? Can we travel there? Will we ever be able to live there? You get the ...

Throughout the long history of the Earth, the planet has been struck a number of times by rogue asteroids. I will briefly discuss the effect that such an event could have on the Earth's climate, atmosphere and temperature. A number of problems could arise from such an event, many of which coul...

The crust is the outermost layer of Earth, it covers the entire planet. The crust floats on top of the molten mantle. There are two types of crust, the continental crust and the oceanic crust. The oceanic crust is part of the Earth's crust that covers the ocean basins. Its made up of dark-color...