Nasa has revealed that a distant exoplanet could have ‘signs of life’. The space agency says that carbon dioxide and methane have been detected in the atmosphere of exoplanet K2-18 b - which is more than eight times the size of Earth.

Invasive red fire ants with painful bites spotted in Europe. Plus, we hear about the Loughborough University student’s device that detects rugby concussions in just 10 seconds.

Also in this episode:

• Latest on MGM International resorts 'cyber incident'
• Death of scientist who led team which cloned Dolly the sheep
• Experts warn of e-waste issues over iPhone charging port switch
• COPD cure could come from transplanting patient’s own lung cells
• Jackdaws ditch friends to gain food but stick with family
• Spotify denies ‘30-second trick’ could make you rich

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