Perovskites: The future of solar?

Cities are getting bigger - and louder. As urban noise increases, we look at how sound itself can be used to make things feel quieter. Myra Anubi visits an audio lab in London to experience immersive soundscapes for herself and then hears how a park in Montreal, Canada uses sound ...  Show more

Can poetry change how we think, feel and act? We’re looking at how poetry is being used in some innovative and unexpected ways. We’ll hear from the Hot Poets - a group who ‘live translate’ at conferences on everything from climate change to coding. They’ve taken part in several U ...  Show more

Perovskites are cheap, abundant photovoltaic materials that some have hailed as the future of green energy.Around the world, companies are layering perovskites on top of traditional silicon to develop so-called tandem solar cells that some think could deliver at least 20% more po ...  Show more

What are solar towers? How do they generate electricity? What's the future of solar power?See omnystudio.com/listener for privacy information. 

How are scientists improving solar panel efficiency? What do moth eyes have to do with solar panels? How long until solar panels are cheap enough for the average homeowner?

We are at the height of the Sun's activity in its eleven year cycle, known to astronomers as the solar maximum. This means that over the next several months there's going to be a lot of solar activity. It's got us thinking back to 1859. That's when astronomer Richard Carrington w ...  Show more