Security

Survey reveals what the public wants from a contact-tracing app

The UK government is currently trialling a contact tracing app among residents of the Isle of Wight ahead of a plan to roll it out across England. The app is designed to alert users if they have been in contact with someone ...

Energy & Green Tech

Limits of lithium extraction from thermal water

Pumping up thermal water, separating lithium, and using it to produce batteries for electric mobility—the idea of lithium as an environmentally compatible and regionally available by-product of geothermal energy plants ...

Automotive

Why Ghana relies heavily on used cars

The sale of electric cars is growing. Globally, some 2 million electric vehicles were sold in the first quarter of 2022—75% more than in the first three months of 2021. Most, though, are sold in high income countries.

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