Can a BBC reporter fool a face mask detector?
Can a BBC reporter fool a face mask detector? https://ift.tt/36xGzbS has created a system that can detect when someone is wearing a mask when entering a premises.
Why we should care about airplane contrails and their impact on the climate
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Condensation trails or contrails — the white, feathery lines behind
airplanes — could have as big an impact on the climate as the aviation
sector's CO2 emi...
5 hours ago
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