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Tech Thinks It Has a Fix for the Problems It Created: Blockchain

Tech Thinks It Has a Fix for the Problems It Created: Blockchain

From Bitcoin to Litecoin to Ethereum, we explain how cryptocurrency transactions work.

WhatsApp Co-Founder Leaving Facebook Amid User Data Disputes

WhatsApp Co-Founder Leaving Facebook Amid User Data Disputes

Jan Koum, who co-founded WhatsApp, had insisted that strong encryption be built into the messaging service.

Facebook Gives Lawmakers Follow-Up Answers, but Not Much Is New

Facebook Gives Lawmakers Follow-Up Answers, but Not Much Is New

After Facebook’s chief executive, Mark Zuckerberg, spent two days being grilled on Capitol Hill, the social network provided information to more than 2,000 questions from lawmakers.

China Extends Lead as Most Prolific Supercomputer Maker

China Extends Lead as Most Prolific Supercomputer Maker

The Sunway TaihuLight supercomputer when it was introduced in Wuxi, China, last December. At the time, it was the fastest computer in the world.

There Is Nothing Virtual About Bitcoin’s Energy Appetite

There Is Nothing Virtual About Bitcoin’s Energy Appetite

An employee at a Bitmain facility in Inner Mongolia, one of the biggest Bitcoin farms in the world.

Google Sells A.I. for Building A.I. (Novices Welcome)

Google Sells A.I. for Building A.I. (Novices Welcome)

The Google booth at the CES electronics trade show in Las Vegas this month. “You don’t need a Ph.D. in machine learning,” said Diane Greene, who oversees Google’s cloud computing group. “But you can still build a highly accurate machine learning model.”

Staying Safer on Public Networks

Staying Safer on Public Networks

You can usually see a website's verified security information by clicking the padlock icon in the browser's address bar.

San Francisco’s Skyline, Now Inescapably Transformed by Tech

San Francisco’s Skyline, Now Inescapably Transformed by Tech

The new Salesforce Tower is visible from just about everywhere around San Francisco.

‘Weaponized Ad Technology’: Facebook’s Moneymaker Gets a Critical Eye

‘Weaponized Ad Technology’: Facebook’s Moneymaker Gets a Critical Eye

Government officials, researchers and advertising executives have warned that microtargeting tools, like the kind Facebook offers, can be exploited to polarize and manipulate voters.

Venture Capitalists Seek ‘Safe Harbor’ for Virtual Currencies

Venture Capitalists Seek ‘Safe Harbor’ for Virtual Currencies

A virtual currency mining site in Gondo, Switzerland. Some large virtual currencies are distributed on a daily basis to computers helping to maintain the network, while some are created through so-called initial coin offerings.

Service Meant to Monitor Inmates’ Calls Could Track You, Too

Service Meant to Monitor Inmates’ Calls Could Track You, Too

Cory Hutcheson, a former Missouri sheriff, was charged with using a private service to track people’s cellphones without court orders.

G.D.P.R., a New Privacy Law, Makes Europe World’s Leading Tech Watchdog

G.D.P.R., a New Privacy Law, Makes Europe World’s Leading Tech Watchdog

The European Union on Friday enacts the world’s toughest rules to protect people’s online data.

Move Over, China: U.S. Is Again Home to World’s Speediest Supercomputer

Move Over, China: U.S. Is Again Home to World’s Speediest Supercomputer

Summit, the world’s fastest supercomputer, is made up of rows of black refrigerator-size units that weigh a total of 340 tons.

Apple to Close iPhone Security Hole That Law Enforcement Uses to Crack Devices

Apple to Close iPhone Security Hole That Law Enforcement Uses to Crack Devices

An update Apple is planning for its iPhone software would close a technological loophole that law enforcement agencies have exploited to gain access to information on those devices.

Uber Claims to Have Changed. A London Judge Will Decide.

Uber Claims to Have Changed. A London Judge Will Decide.

An anti-Uber billboard driven around London by the Licensed Taxi Drivers’ Association. Starting Monday, a judge will hear Uber’s appeal of the loss of its operating license in the city.

F.C.C. Watchdog Looks Into Changes That Benefited Sinclair

F.C.C. Watchdog Looks Into Changes That Benefited Sinclair

Ajit Pai, the F.C.C. chairman, has moved aggressively to relax media ownership rules.


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