A supercomputer has predicted mass extinction by 2100 with a quarter of Earth’s species lost. We find out about the AI tech that could fix the food waste problem. The Met Office says 2023 will be even hotter than 2022 - and one of the warmest years on record.

Also in this episode: 

• Stem cell regenerates baby’s heart 
• Trees store 'twice as much carbon' as once thought
• The ‘skin’ that lets you ‘touch’ things in the metaverse
• Rescued turtle that would not have survived in the wild arrives at its new home 
• Cyberpunk 2077 offers its characters winter onesies

Hosted on Acast. See acast.com/privacy for more information.