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.

The Internal Revenue Service's IRS tax filing form 1040.

The IRS wants to ID every US Coinbase user from 2013 to 2015

The U.S. Internal Revenue Service has asked a court in California to order Coinbase, a Bitcoin exchange, to hand over the identities of active U.S. users of its service from the beginning of 2013 to the end of 2015.

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With CIA choice, Trump picks a foe of Silicon Valley's encryption stance

In his nomination of Congressman Mike Pompeo to head the CIA, President-elect Donald Trump has picked someone who has supported NSA surveillance programs and been critical of Silicon Valley's stance on encryption.

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When Airbnb asked users to pledge to treat people equally, a lot refused

Stung by ongoing criticism and evidence that some of its hosts discriminated against non-white guests, Airbnb this month began asking users to pledge to treat everyone equally.

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AI beating humans? Not in my lifetime, says Google's cloud chief

The head of Google's cloud business says she doesn't expect machine intelligence to exceed that of humans during her lifetime, despite recent rapid progress that has surprised many.

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LinkedIn's CEO really loves Snap's Spectacles

Jeff Weiner, the CEO of LinkedIn, is very impressed with Snap's Spectacles and the way they've been launched through vending machines that appear in locations for a limited time.

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It's time for companies to stand for something, says Marc Benioff

One of Silicon Valley’s most opinionated CEOs says it’s time for more companies to be vocal about important social issues.

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Facebook hits 20Gbps in testing for internet drone data transmission

Facebook has succeeded in transmitting data at almost 20Gbps between two towers in Southern California in tests of a technology key to its plans to deliver internet service to rural areas using drones.

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Facebook halts Whatsapp data sharing in the UK

Facebook has agreed to stop using WhatsApp data to target users with advertising in the U.K. and has been warned it could face legal action if it resumes the practice.

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Intel launches 500 drones for nighttime light show

Could hundreds or thousands of drones in the sky ever replicate the thrill we get from watching a fireworks display?

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Intel's first commercial drone lands in the US

Intel began promoting its first commercial drone in the U.S. this week, as it seeks to carve out a place for itself in the fast-expanding market.

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Flexible solar panels are vastly increasing drone endurance

Flexible, thin-film solar panels from a Silicon Valley company are allowing drone makers to keep their craft in the sky for hours longer than is possible with batteries alone.

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Lost thumb drives bedevil U.S. banking agency

A U.S. banking regulator says an employee downloaded a large amount of data from its computer system a week before he retired and is now unable to locate the thumb drives he stored it on.

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Samsung sales, profits dive on Note 7 recall

Samsung's smartphone division struggled to breakeven between July and September as sales plunged due to the recall of its high-end Note 7.

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Hillary Clinton considered Tim Cook, Bill Gates for vice president, Wikileaks reveals

Apple CEO Tim Cook and Microsoft founder Bill Gates were both on a list of potential vice presidential candidates for Hillary Clinton, according to a leaked email published on Tuesday by Wikileaks.

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Tesla, Panasonic solar deal could signal smart home future

Tesla's deepening relationship with Panasonic could give the U.S. company a short cut to realizing its dream of electric cars and smart homes.