Thursday 15 June
The US Secret Service no longer automatically disqualifies candidates for having used marijuana in the past: the old rule made it impossible to recruit anybody.
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A US space-tourism company has created a high-altitude balloon in partnership with KFC. Later this year, it will send a chicken burger into the stratosphere.
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A Swedish medical study has shown that drones can deliver defibrillators to cardiac arrest victims four times faster than an ambulance.
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The first known two-headed porpoise has been caught in a fishing-net off the Netherlands.
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A kindergarten in Germany has turned itself into a democracy, with children as young as three being given a vote on school issues such as food and toys.
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A Swedish company has developed an autonomous mobile convenience store that drives over to customers’ houses when they summon it with an app.