Business

EU probes Booking.com over online fraud risks

The European Union opened an investigation into online travel agent Booking.com on Wednesday over alleged failures to tackle fake listings and phishing scams.

Security

Why the most dangerous AI may be the one we trust too much

Machines don't have to become superintelligent to cause catastrophic harm. As artificial intelligence spreads through military decision-making, they just have to be wrong—and trusted by the humans in charge.

Engineering

Ultrasound creates a tube that guides matter through the air

A small stream of liquid flows quietly in midair, horizontally, as if inside an invisible tube. Nothing touches it. About 5 centimeters (2 inches) away, a cylinder lined with hundreds of tiny speakers surrounds the stream, ...

page 22 from 40