Gut bacteria analysis shows improved protection for lockdown newborns. Nintendo Switch 2: New console could arrive in March 2025. Microsoft-backed startup launches free AI chatbot. Killer whale versus great white shark caught on camera. Also in this episode:

• New US-Russian crew heads to space station
• MIT tests show high-temperature superconducting magnets are ready for fusion power
• Spotify accuses Apple of scare tactics over new EU competition rules

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