SQL is a standardized query language for requesting information from a database. You can verify your knowledge by trying to answer a few simple questions.
Spectacular video made of hundreds of stitched together images taken by the Mars Express spacecraft showing the Red Planet in three dimensions like never before.
We have all heard about Australia, kangaroos, koalas and the magnificent landscapes, but there's much more to this vast and still quite unpopulated continent down under.
Chernobyl 1986, year when what is believed to be the worst nuclear plant disaster in history happened. Almost 3 decades after this is how the wildlife in the so called inhabitable fallout zone looks like.
