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 ...

Robotics

New energy-efficient algorithm keeps UAV swarms helping longer

A new energy-efficient data routing algorithm developed by an international team could keep unmanned aerial vehicle swarms flying—and helping—longer, report an international team of researchers this month in the journal ...

Software

Artificial intelligence shines light on the dark web

Beneath the surface web, the public form of the internet you use daily to check email or read news articles, exists a concealed "dark web." Host to anonymous, password-protected sites, the dark web is where criminal marketplaces ...

Engineering

Engineers 3-D print smart objects with 'embodied logic'

Even without a brain or a nervous system, the Venus flytrap appears to make sophisticated decisions about when to snap shut on potential prey, as well as to open when it has accidentally caught something it can't eat.

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