Have scientists discovered aliens? Astronomers believe they have discovered the strongest signs of life on a distant ocean-covered planet far beyond our solar system.

We hear from the co-author of the report, Dr Subhajit Sarkar, lecturer in Astrophysics at Cardiff University.

Also in this episode:

• US stocks of Nvidia slump following new restrictions on China exports
• The UK government places a temporary ban on tourists returning with cheese and meat products to prevent the spread of foot and mouth disease
• London scientists grow human teeth in a lab - could this see the end of fillings and implants?
• Rare otter sighting recorded in Canary Wharf in sign of species 'remarkable' recovery
• London Zoo announces a special trio of hatched ‘Easter’ eggs…

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