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Technology

Your home’s online gadgets could be hacked by ultrasound

Devices can now communicate with each other via ultrasound, as the Internet of Things reaches the next level 鈥� but experts warn of security risks

A woman looking at her phone

Humans

Exploding Samsung phone shows how risky lithium batteries can be

Sperm cells with a grid superimposed

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Are your sperm up to scratch? Phone microscope lets you check

Close-up of a person a mobile phone

Technology

Google plans to replace smartphone passwords with trust scores

Man using a cellphone

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Relax – your phone probably isn鈥檛 going to give you cancer

A person sleeps beside their cat

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Women sleep half an hour longer than men, phone app data shows

refugees

Technology

How to make apps that help Europe-bound Syrian refugees

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Technology

High-altitude drones could eliminate phone signal black spots

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Personal safety apps may create a false sense of security

Technology

Hands-free cellphones carry car crash risk too

People who chat on cellphones while driving are four times more likely to crash 鈥� and that includes those using hands-free devices

Technology

Will we ever know?

Technology

Explaining the inexplicable

Technology

If you’re still worried…

Technology

The intelligent antenna