Mysterious objects spotted over the Nordics have sparked speculation online but they’re not aliens. Kelluu co-founder Jiri Jormakka explains the technology behind the company’s hydrogen-powered autonomous airships and how they operate in GNSS-jammed environments near the Russian border. Plus: travel expert Maggie Draycott discusses her new venture, Club Aviator.

Threads and tea: new takes on Japanese tradition with Ichijiku and Ito En
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Satellites over the Strait of Hormuz: space surveillance and maritime security
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Suite, suite music: How hotels can fine-tune atmosphere through sound and sensory branding
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