Wrangham cites several studies indicating that in fact humans don't do well on raw food: they can't maintain their body weight, and half of the women on a raw-food regimen stop menstruating. Devotees of raw food rely heavily on juicers and blenders, because otherwise they would have to spend as much time chewing as the chimps do. It is difficult, if not impossible, to extract sufficient energy from unprocessed plant matter to power a body with such a big, hungry brain.

The larger meaning here is that mainstream journalists simply cannot talk about things that the two parties agree on; this is the black hole of American politics.

In a way, the most morally troubling thing about killing chickens is that after a while it is no longer morally troubling.

I think using waste oils as fuel makes sense. We do waste a huge amount of vegetable oil in this country and using that as a fuel source strikes me as fine.

There are things we know and things we don't know about food. But there are certain basic things we do know, and that's what I've tried to build these rules on.

It's really important for your health, because you will never use as much salt and fat and sugar as a corporation will use cooking for you.

Nature abhors a garden.