Apple and Google have been assured there won’t be penalties for allowing TikTok downloads from their app stores - although the ban is still set to be enforced in April.

Plus, scientists have discovered how cancer cells break away from tumours and spread through the body.  We hear from Victoria Sanz Moreno, professor of cancer cell and metastasis at the Institute of Cancer Research about what the research means for future cancer diagnosis and treatment.

Also in this episode:

• A cooling system inspired by elephants’ ears could be used to keep systems running on the moon
• Man from uncontacted Amazon tribe emerges from forest
• Is Gen AI affecting our critical thinking?
• Two furry friends from London Zoo take a trip to the dentist

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