Bits and pieces

Maybe life in Earth started between thin sheets of mica ('glimmer' in Swedish).  I remember pulling thin sheets of muscovite (muskovit) mica apart at some of the old mines we visited when we were kids, thinking they were like layered bendable glass. I was told that in previous times people had used mica as 'windows' on their woodstoves for that reason, but I am not sure if it is true.  Scientists don't know if the mica theory is true either, but it is certainly a fascinating hypothesis that the first cells developed between thin mica layers. Read more here...

This is what global warming looks like. = now. (the link is to a pdf, check out the map on the second page.  Scary.)  And today's climate is getting more and more similar to Ordovician climates.

In the beginning, we were all wanderers... (Carl Sagan tribute)