Science Weekly Folgen

A UN report has found the Earth’s ozone layer is on course to be healed within the next 40 years. What was once humanity’s most feared environmental peril is now an example of how the world can take collective action. Madeleine Finlay speaks to atmospheric scientist Paul Newman about this momentous achievement and whether it really is the end of the story. Help support our independent journalism at theguardian.com/sciencepod

Last year saw several major science breakthroughs – from the first time a nuclear fusion experiment produced more energy than it used, to Nasa smashing a spacecraft into an asteroid in a mission that demonstrated the possibility of redirecting any space rocks heading our way. So what will 2023 bring? Ian Sample and science correspondent Hannah Devlin discuss the major stories they are expecting to hit the headlines in 2023, and their science predictions for the year ahead.. Help support our independent journalism at theguardian.com/sciencepod

When Nasa unveiled the first images from the long-awaited James Webb space telescope, they revealed our universe in glorious technicolour. The $10bn space science observatory will help scientists answer fundamental questions in astronomy and look back to the dawn of time. In this episode first broadcast in July 2022, Prof Ray Jayawardhana, who is working with one of the instruments onboard the JWST, speaks to Ian Sample about what these images show us, and what they mean for the very human quest of discovering our place in the cosmos. Help support our independent journalism at theguardian.com/sciencepod