Secret underwater messages can be hidden in whale and dolphin chatter

By James Urquhart Dark-coloured false killer whales (Pseudorca crassidens), here swimming with a pod of paler-coloured bottlenose dolphins (Tursiops truncatus) Richard Robinson/Nature Picture Library/Alamy Secret underwater messages could be camouflaged as the clicks and whistles of whale or dolphin calls, fooling eavesdroppers by making them believe they are hearing marine animals. Marine mammal sounds can …

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Identity ownership linked to income level – Africa Practice research

However, poor, and vulnerable communities remain the least likely to have ID, and knowledge and understanding of the barrier this creates to financial inclusion and credit is growing. The Africa Practice research has established a link between identity ownership to income level. The research analyzed EFInA (Enhancing Financial Innovation & Access) data to understand linkages …

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Walmart deliveries arrive via autonomous Ford cars

For some Walmart customers, online shopping will soon come with an autonomous twist. The retailer will be partnering with Ford and its self-driving unit, Argo AI, to drop off deliveries to customers’ homes in Miami, Austin, and Washington, D.C. Argo AI has been testing its autonomous vehicles in those cities already, but in the coming …

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Wearable devices could use your breathing patterns like a password

By Chris Stokel-Walker The way we breathe could keep wearables like headphones and smartwatches paired securely to your phone Delmaine Donson/Getty Images Wearable electronic devices, such as earphones and smartwatches, are currently paired to smartphones and similar tech through a secure Bluetooth or near-field communication (NFC) link – but they could also soon be paired …

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