What's holding back self-driving cars? Human drivers

In just a few years, well-mannered self-driving robotaxis will share the roads with reckless, law-breaking human drivers. The prospect is causing migraines for the people developing the robotaxis.

Bitcoin more vulnerable to attack than expected

Calculations by University of Twente researchers show that Bitcoin is more vulnerable to attack than people had always assumed. If some Bitcoin users were to form a group that controls 20 percent of the currency's computing ...

iPhone 5S fingerprint scanning: Thumbs up or down?

Technology to acquire and use biometric data such as fingerprints has been around for several decades and has made its way from forensic investigation to laptop computers – and now, with this week's introduction of iPhone ...

Bitcoin heist: 600 powerful computers stolen in Iceland

Some 600 computers used to "mine" bitcoin and other virtual currencies have been stolen from data centers in Iceland in what police say is the biggest series of thefts ever in the North Atlantic island nation.

Computer models shed new light on sickle cell crisis (w/ video)

Using powerful computer models, researchers from Brown University have shown for the first time how different types of red blood cells interact to cause sickle cell crisis, a dangerous blockage of blood flow in capillaries ...

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