How Do Hydrogen Fuel Cells Work?
Hydrogen fuel cell cars seem great: hydrogen and oxygen in, nothing but water out. But if that hydrogen comes from dirty, carbon-emission spewing power plants, your sustainable car might not be so green after all.
Similar Shows
Poster Image
![Autumnwatch New England: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/17/3325-zPOPPKm-show-poster2x3-OeSHd1f.jpg?itok=N2ZkziYS)
Autumnwatch New England
Science and Nature
Poster Image
![A World Without NASA: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2022/01/03/194248-MQDfh9s-show-poster2x3-FR5MW2V.jpg?itok=9pW551CP)
A World Without NASA
Science and Nature
Poster Image
![Ancient Skies: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/17/2291-jxuYXdB-show-poster2x3-4vFk5SJ.jpg?itok=HcNXJWfP)
Ancient Skies
Science and Nature
Poster Image
![Deeply Rooted: John Coykendall's Journey to Save Our Seeds and Stories: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/16/265258-3s0dTec-show-poster2x3-jWMT0yx.jpg?itok=jegUzL8Z)
Deeply Rooted: John Coykendall's Journey to Save Our Seeds and Stories
Science and Nature
Poster Image
![Life at the Waterhole: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/17/161610-gc2Zpzc-show-poster2x3-le96lbT.jpg?itok=Fbb-Bdbw)
Life at the Waterhole
Science and Nature
Poster Image
![Supercharge Your Brain: Maximizing Your Cognitive Abilities: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/03/21/294638-JbwWqKv-show-poster2x3-KPqSbs7.jpeg?itok=TOEHBKMI)
Supercharge Your Brain: Maximizing Your Cognitive Abilities
Science and Nature
Poster Image
![Your DNA Secrets Revealed: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2022/11/14/243815-zr2IypP-show-poster2x3-npDsddv.jpg?itok=YMVIKRYs)
Your DNA Secrets Revealed
Science and Nature
Poster Image
![The Amazing Human Body: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/17/2395-tgdI1g0-show-poster2x3-cYlItpq.jpg?itok=vOfxqKfv)
The Amazing Human Body
Science and Nature
Poster Image
![Fascinating Fails: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/05/29/286265-StLdB35-show-poster2x3-j2JSBNL.jpg?itok=p7bbsn5x)
Fascinating Fails
Science and Nature
Poster Image
![Deep Look: show-poster2x3](/sites/default/files/styles/230x346/public/pbs_media_manager_images/2024/04/17/3793-Fhd2lWG-show-poster2x3-mFPlotW.png?itok=0KfAd3W_)
Deep Look
Science and Nature
WETA Passport
Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.