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{ Category Archives } Evolution

Where are they?

I found a very interesting commentary by Nick Bostrom, about the existence of extraterrestrial life and the so-called Fermi Paradox.
The point Nick Bostrom presents is sensible: the current evidence is that life is apparently not very frequent in the Universe. Despite all efforts we did toward finding life, intelligent or not, we failed. Moreover, the […]

2008 05 10 Stefano Space Exploration
Astrobiology
Bioethics
Astronomy Comments (0)

Geologic clock and evolution

Today I was taking a look at this page, and in particular to the geological clock image

Of course there’s uncertainty on the correctness of the actual moments in time, but assuming these values are more or less correct it is quite interesting to note that it took only 500 million years to go from a […]

2007 10 20 Stefano Comments (0)
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