Google Inc. has quietly retooled the closely guarded formula running its Internet search engine to give better answers to the increasingly complex questions posed by Web surfers. The overhaul came as part of an update called Hummingbird that Google has gradually rolled out over ...

American engineers have built the first computer made entirely of microscopic carbon nanotubes — a big step in the quest for faster, smaller electronic devices. While performing only basic functions at speeds likened to a 1950s computer, the tiny machine was hailed as a ...

The fingerprint-based security system used to unlock Apple’s latest iPhone can be bypassed using a household printer and some wood glue, a German hacking group has claimed. A spokesman for the Chaos Computer Club said the group managed to fool the biometric sensor in ...

Tesco, Britain’s largest retailer by sales, is jumping into the competitive market for tablet computers. The company says its new Android-operated Hudl tablet will sell for £119 ($190). It will be priced at less than £100 for Tesco Clubcard members. Tesco Chief Executive Philip ...

As Apple pitches its newest smartphones, users may find they break more easily. SquareTrade, a provider of protection plans for gadgets, tested five smartphones to see if they could withstand drops, dunks and other common hazards. It found the latest models aren’t as durable ...

Google is bringing its digital wallet to the iPhone, in its latest attempt to upstage Apple on its own popular handset. Thursday’s release of the Google Wallet app represents a challenge to the Passbook program that Apple has built into the iPhone’s latest operating ...

Hackers have hit back in retaliation for U.S. cyberspying on Brazil but mistook the U.S. space agency NASA for the National Security Agency, a news website reported Tuesday. “Some activists decided to protest this U.S. practice but it seems that they picked the wrong ...