Martyn WilliamsSenior U.S. Correspondent, IDG News Service

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Martyn Williams covers Silicon Valley and general technology breaking news for the IDG News Service, and is based in San Francisco.

IPhone 6S launch in Palo Alto

Apple is said to be extending iPhone refreshes to once every three years

Apple is looking to make evolutionary rather than revolutionary changes to its iPhone this year as it extends the major refresh cycle to once every three years, according to a report in Tuesday's Nikkei newspaper.

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Arduino targets the Internet of Things with Primo board

Arduino, the Italian company that has powered the "maker" movement with a series of small computing boards that can be programmed and configured for different tasks, is introducing a board targeted at the so-called Internet of Things.

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Facebook's plan to disrupt cellular gets big-name support

Several of the world's largest cellular carriers, representing almost 1.3 billion subscribers, have pledged support to a Facebook project that aims to dramatically reduce the cost of building and expanding wireless data networks.

Google self driving car

Consumers are more nervous than excited about self-driving cars

Google, Uber and Tesla may be giddy about the prospect of self-driving cars, but U.S. consumers aren't convinced that the technology is safe or that they need it.

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Move over, Google: Uber will test self-driving cars in Pittsburgh

Uber will begin real-world tests of self-driving car technology in the coming weeks, putting a custom Ford Fusion onto the streets of Pittsburgh.

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The US Defense Department is expanding its efforts with tech startups

The Department of Defense is expanding its effort to work with tech startups, bringing on executives from top technology companies to work at its Silicon Valley lab and planning a new office to tap into the research taking place in the Boston area.

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US sounds alarm after SAP bug found affecting multinationals

The U.S. government is warning major corporations to check the configuration of their SAP software systems after a computer security company discovered at least 36 global enterprises were still vulnerably to a significant bug that had been patched by SAP over five years ago.

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FCC, FTC launch inquiry into smartphone security updates

The Federal Communications Commission and Federal Trade Commission have opened parallel inquiries into the way smartphone security updates are issued and handled by major cellular carriers and device makers.

Twitter iOS App

A judge has partially dismissed Twitter's surveillance case against the government

A California court has dismissed part of a lawsuit brought by Twitter that challenges U.S. government restrictions on what it can say about surveillance requests on its users.

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Solar airplane begins journey across the continental U.S.

Solar Impulse 2, a pioneering solar-powered aircraft attempting to fly around the world without burning a single drop of fuel, set off early Monday for the U.S. coast-to-coast leg of its flight.

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Zuckerberg sees 'better than human' AI in next 10 years

Mark Zuckerberg expects artificial intelligence will progress to make computers better than humans at basic sensory perception within the next 10 years and Facebook will end up knowing a lot more about you.

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Facebook proposal will keep Mark Zuckerberg in control for many years to come

Facebook is taking steps to ensure that founder Mark Zuckerberg stays connected and in control at the social network even as he pursues other goals related to charity and research.

Google self driving car

Google, Uber, Lyft team up on self-driving cars

Google and ride-sharing rivals Uber and Lyft have formed an unlikely alliance to attempt to influence politicians and steer forthcoming self-driving car laws in their favor.

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Drone deliveries are arriving at a Japanese golf course

Golfers in Japan will soon be able to get drinks, snacks and other products delivered to them by drone while they're out on the course.

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Solar-powered aircraft lands in Silicon Valley

Solar Impulse 2, a solar-powered aircraft that's circumnavigating the globe without using a single drop of fuel, arrived in Silicon Valley on Saturday evening.