Evolution of voting infrastructure and why low-tech balloting can be more secure - with Pippa Catterall, professor of history and policy at the University of Westminster, a specialist in electoral systems.

First stage of a rocket being developed by China detached from its launchpad and crashed.

Hurricane Beryl: Caribbean islands on high alert.

Also in this episode:

• Monzo launches tools to tackle phone thieves raiding savings
• Why volcanoes hold the secret to renewable energy
• New AI algorithm flags deepfakes with 98% accuracy
• Barbie taken into space to feature in Design Museum’s new exhibition 

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