Food for thought:

Building Better Teachers – what drives classroom success plus a nice commentary on the piece (here)

The Sustainability of Malls plus a mix of Urbanism and Suburbia -

Trickle Down Economics and Zombies — why and how bad, dead ideas come back to life. Hmm, I see parallels..

What killed the dinosaurs? Space ‘Rocks’  :

When the 10km-15km space rock struck the Yucatan, the explosive energy released was equivalent to 100 trillion tonnes of TNT – over a billion times more explosive than the bombs dropped on Hiroshima and Nagasaki.