Archive for June 22nd, 2007

Did our brains grow big because we learned to cook?

| June 22, 2007 | 2 Replies
Did our brains grow big because we learned to cook?

Consider that 60% of the energy expended by a resting baby is consumed by the baby’s brain.  A resting adult brain uses 25% of its energy.  Compare this to the average ape brain, which uses only 8% of the apes energy.  In short, having a big brain requires a lot of energy. The June 15, [...]

Share

Read More

The secret campaign of the Bush administration to let polluters determine US climate policy

| June 22, 2007 | 3 Replies
The secret campaign of the Bush administration to let polluters determine US climate policy

All of your suspicions are true and you can now find them in an article that is intensely compelling and distressing.  It’s the current edition (June 28, 2007) of Rolling Stone. It’s not every day after all that the leading scientists from 120 nations come together and agree that the entire planet is about to [...]

Share

Read More