• A Sample of One

    Shawn’s comment on yesterday’s word cloud posted by Betul inspired me to start thinking about a sample of one. It is remarkable that the only life in the universe we know about is here on Earth. You might expect there to be an abundance of life in the universe, or none at all, but not a sample of one. This is an interesting conversation in itself – but you may wonder why with a known sample of one, astrobiology is any different than biology for example, they both study the same sample of life. I think it breaks down