Energy & Green Tech

Thermoelectric technologies can help power a zero-carbon future

Thermometers are an under-appreciated marvel of human ingenuity built upon an understanding of relatively simple physical principles. Mercury and alcohol thermometers rely on the volume of liquids growing or shrinking in ...

Security

Switzerland-based Wire adds video call encryption

Switzerland-based Wire is a package of private communications services which this month took on newer capabilities. It is an encrypted messaging app that first launched in December 2014 but it has been given additional secure ...

Engineering

Self-assembling polymers provide thin nanowire template

For the chips in our computers and smartphones to get faster and faster, their components - the circuits and wires through which signals flow - have to get smaller and smaller. The miniaturization of these wires has taken ...

Business

UK reassures big tech over new encryption rules

The British government on Wednesday gave guarantees to instant messaging platforms over concerns that they could be forced to monitor encrypted messages for harmful content.

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