And we've all heard of charge.

Battery's the power source.

And you can do it the same, over and over again.

So something I think is very fascinating is

Phone's dead.

The battery is flat.

And computers don't go to sleep.

battery dead.

Oh, shit, man. Your battery's dead.

One part of the virus grabs a carbon nanotube, the other part of the virus has a sequence that can grow an electrode material for a battery, and then it wires itself to the current collector.

The devices that computers use are what's called a transistor.

This battery is charged.

We call this our sushi circuit. It's very popular with kids.

My battery dead.

Crap, it's burnt out.

Roaming drains the battery. All right.

Basically, by controlling the genes, you can control multiple materials to improve your device performance.

And the battery runs on a... a chemical reaction.

Batteries must be running down.

Three of the four cells are gone.

You forgot the batteries?

Lithium. Like camera batteries. Odd.

The battery.

May I have some camera batteries, please?

Please give me batteries for a camera.

Typically, these things are put in the ground.

Took a few photos. I got my satellite phone out.

This flashlight needs two batteries.

But the reactors were still managing decay heat.

Volta's battery works at room temperature.

It needs new batteries.

Do you sell batteries?

I hired students and post docs and mentored them.

This is an overview of the solar cell prototype.

(Music)

This computer runs on batteries.

So that's kind of the vision that I've been thinking about.

A giant battery could.

Batteryoperated pith helmet, with fan.

I can pull the trigger 128 more times before this battery dies.

Either the battery's dead, or her cell got damaged somehow.

(Knocks)

This is where the supply of current flows out from, you see?

That's a little better. Woman That side is better.

And his thoughts made him reach for Katie.