The world of cryptocurrency can be confusing. There’s no tangible money and no clunky coins. Instead we hear about things like Ethereum, Bitcoin and Dogecoin.

Crypto has been in the spotlight this month after Sam Bankman-Fried (the ‘Crypto King’) was found guilty of fraud and money laundering.

But there are many people who believe crypto could be transformative, especially for young people and failing states. Michael Kimani, a tech entrepreneur from Kenya, explains.

And Erin Delmore, the BBC’s North American business correspondent, takes us back to basics.

Plus, what happens to animals when people evacuate from a potential volcanic eruption? We hear from Sigrún Eggertsdóttir who’s been forced to move sheep, hens and a cat in Iceland.

Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Alex Rhodes Producers: Mora Morrison and Maria Clara Montoya Editors: Verity Wilde and Simon Peeks