Quieting

The mother was quieting her crying baby.

For her studies in quieting wind turbines and making other forms of renewable energy more competitive, Selina Brinkmann has been awarded the prestigious Rhodes Scholarship to study at Oxford University in the U.K.

The biofuel is known as cellulosic ethanol, and if successful, supporters say it could provide an abundant source of energy while quieting critics who say the growth of the biofuel business has put a strain on food prices and the environment.