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.

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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.

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Uber and Twitter have jacked up their spending on political lobbying

Uber and Twitter significantly expanded their attempts to influence members of congress through political lobbying in the first three months of this year.

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EFF sues to uncover government demands to decrypt communications

The Electronic Frontier Foundation is suing the U.S. Department of Justice over its failure to disclose if Internet companies have been compelled to decrypt user data and communications.

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NASA plans major test of drone management system

A NASA-developed air traffic control system for drones could take a major step forward this week when up to 24 drones take to the skies from locations across the U.S. in the agency's first coordinated test.

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Japan earthquakes disrupt electronics supply chain, take Sony smartphone sensor fab offline

A series of powerful earthquakes that has shaken southwest Japan this week has also disrupted the electronics supply chain. Sony, Mitsubishi Electric and chip-maker Renesas are among the companies with factories in the area.

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Sharp's half-robot, half-smartphone Robohon is coming in May for $1,800

Japan's Sharp will launch in May a smartphone that's built into a humanoid robot. Or is it a humanoid robot with a built-in smartphone?

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Something strange just happened with North Korea's Internet

Last week, North Korea's sole Internet link with the rest of the world went down for about three hours.

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Zuckerberg teases Aries and Terragraph projects to expand data networks

Facebook plans to unveil two projects on Wednesday that promise to improve Internet connectivity for users in cities and urban areas.

Augmented reality gets practical: Here's how Hololens could transform car buying

Microsoft's Hololens promises to merge the real and virtual worlds in ways that haven't been possible before, and on Thursday morning, it demonstrated one way the gadget could transform the way we buy cars and just about any other major product.

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Apple’s 5 best and 5 worst products

As Apple turns 40, here's a look back at some of the hit products that shaped an entire industry—and some that did not.

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Apple at 40: Seeing promise in the ‘blossoming’ home computer market

When Apple launched the Apple II in 1977, it was still far from certain that consumers would need or want a home computer. In this article from the IDG archives, Apple lays out its predictions for the home PC market in 1978 and beyond.

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Apple at 40: Here’s what The Woz had to say about the Apple II and phone phreaking in 1984

Steve Wozniak describes an early use for the Apple II computer, in an Infoworld article from the IDG archives.

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DOJ cracks San Bernardino shooter's iPhone

The U.S. Government has managed to access the iPhone used by San Bernardino shooter Syed Rizwan Farook, bypassing a passcode that had the Federal Bureau of Investigation stymied for several weeks.

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US accuses 7 Iranians of hacking US banks, New York dam

The U.S. government says seven Iranians working for the country's Islamic Revolutionary Guard Corps are responsible for 187 denial of service attacks aimed at banks across the U.S. from 2011 to 2013.

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Eric Schmidt sees a huge future for machine learning

The man who helped build Google from a search engine into one of the biggest and most influential companies in the world has predicted the emergence of a new computing architecture based on crowd-sourced data and machine learning.