Producing clean fuel with solar power and chemical reactions

Researchers at Arizona State University have published a paper that details how to use light-gathering semiconductors and catalytic materials to produce clean fuels that one day may replace fossil fuels. Hear more about the research from Brian Wadsworth, the lead author of the paper.

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Brian Wadsworth, the lead author of the paper

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253 food shows you can watch right now (no membership required)

If there's one thing we haven't stopped doing lately, it's eating. So we figured it was a perfect time for a list of food shows. All of these shows are available to watch right now without a membership. Just click the links and press play.

'Nova' delivers stories from the front lines of science

"Nova" explores new discoveries and how we have come this far on Wednesdays at 8 p.m. on Arizona PBS.

Travel to 'Grantchester' this summer

It’s 1957, and Will Davenport has settled into his role as the vicar of Grantchester, preaching to a packed church. But Will’s faith will be thoroughly tested as he and Geordie are reminded once more that there’s darkness lurking in their little corner of Cambridgeshire.