Pluto has strong atmospheric cycles it snows on the surface; the snows sublimate and go back into the atmosphere each 248 year orbit.

`When I embarked on this journey way back at breakfast.

Zuckerberg rejected $2 billion for Facebook and has successfully created a company worth nearly $200 billion.

Zoos are becoming facsimiles - or perhaps caricatures - of how animals once were in their natural habitat. If the right policies toward nature were pursued, we would need no zoos at all.

Zoology has always been interesting to me. Nature is fascinating.