Business

In high-tech Japan, cash is still king

Once a pioneer in cashless transactions, Japan is now lagging behind as the world's biggest economies increasingly embrace electronic payments—because its ageing population still prefers physical money.

Machine learning & AI

Getting AI ethics wrong could 'annihilate technical progress'

An intelligent water gun that uses facial recognition to identify its targets is helping to highlight some of the emerging human rights issues surrounding artificial intelligence (AI) – an area of research that is on the ...

Energy & Green Tech

Safeguarding the power supply in the event of a major outage

Germany's power supply is one of the most reliable in the world. Yet the growth in renewable energy has introduced a host of unpredictable factors into the power mix. The increasing number of irregular power sources can bring ...

Energy & Green Tech

Invention reduces risk of battery explosions

A deceptively simple sensor system developed at the U.S. Department of Energy's Pacific Northwest National Laboratory can prevent dangerous conditions from developing in outdoor battery cabinets.

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