Want a mammoth ride? Give it four years, apparently.
Want to really learn a subject? Write about it. (Now, is there any way we writing teachers can use this information to get ourselves a raise?)
Naomi Klein on our addiction to risk.
Facebook blocks Roger Ebert. You know who’s going to win this battle.
Meet the world’s smallest farmers: Dictyostelium discoideum.
Scientific American offers a tour of 7 exoplanets.