>And if you think - is there a practical benefit from this exploration of space?

Andrei Geim, the 2010 Nobel laureate in physics, when talking about the benefits of science likes to recall how he went with his family to the dolphinarium. Delphinary contact. Visitors swim in the pool with dolphins, communicate, play, in general, everyone is happy. Suddenly, a little girl loudly, across the pool, asked: “Mommy! Are they eaten?"