1.   Batteries store the energy from the solar panels.

2.   The solar panels store energy.

3.   Is that the only reasonable way of storing energy and transferring it around the country for example?

4.   As long as the leaves are green, they are storing energy in the tubers.

5.   As the car inches up the incline, it stores energy to use on the way down.

6.   Auto makers are also working on devices that store energy, like flywheels and ultracapacitors.

7.   But the human-powered devices being developed today are designed to use energy more efficiently and, most important, are built to store energy.

8.   Chemists in New Mexico have taught single molecules of this plastic to store energy from light in the way that plants do.

9.   Energy is stored and then released from turn to turn.

10.   Homes and small businesses could also use them to store energy purchased cheaply at off-peak periods.