California hopes to get 33 percent of its electricity from wind and solar power by 2020. But that will only work if the state can economically store some of the energy for release on cloudy, windless days.
People who have surgery or are hospitalized for serious illnesses sometimes develop dangerous staph infections. The culprits can be bacteria that were living on people all along. Scientists say the germs thrive in remote parts of the nose that aren't typically tested. Other benign microbes might help keep the bad ones at bay.
The agreement by the budget committee chairmen is no grand bargain. It's more like a minibargain. All the really hard stuff was sidestepped because the ideological rift between Washington Democrats and Republicans made it impossible to include those items.