Mark HachmanSenior Editor, PCWorld

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As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

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Microsoft Teams: What to expect if your company switches

Microsoft Teams, the new chat and collaboration software, goes live today for Office 365 customers. Here's what to expect if your company adopts it.

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Beyond lithium-ion: Researchers reveal a safer, longer-lasting, solid-state battery alternative

A pair of UT Austin researchers, including the co-inventor of the lithium-ion battery, have developed a solid-state battery that can store more energy and is said to be safer than the batteries used in today's phones and tablets.

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AMD's CEO says patches will boost Ryzen gaming performance: It 'will only get better'

If you were baffled by how poorly AMD's Ryzen chip did in low-end PC gaming, you weren't alone. AMD says the problems lie with developers, who will issue patches to fix the situation.

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AMD teases Ryzen 5, Zen 2 plans as it begins shipping its first Ryzen 7 chips

As AMD's first Ryzen chips begin arriving in customers' hands, the company opens up about its plans for Ryzen 5, Ryzen 3, future Zen architectures, and why Ryzen's performance is lower than Intel's Core chips in a few key areas.

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Why AMD had to change the Zen name to Ryzen for its new chip

AMD branded its Zen chip architecture to Ryzen to provide a defensible trademark, crossing a space probe with Japanese Buddhist calligraphy.

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AMD's Ryzen launches March 2, outperforming Intel's Core i7 at a fraction of the price

With an aggressive mix of price and performance, AMD's Ryzen will charge into the high-end PC processor space next week. Analysts say Intel may be forced onto the defensive.

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Stretchy OLED technology could pave way for new smart fabrics, wearables, even tablets

Michigan State University researchers have come up with something new in foldable displays: a foldable, stretchable OLED circuit that can be printed using a conventional inkjet printer.

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The 7 security threats to technology that scare experts the most

Researchers from the SANS Institute outline the top seven threats that security researchers dread this year—and ransomware's just the beginning.

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Microsoft's Email Insights finally adds some useful search smarts to Outlook

Email Insights, a new app from the Microsoft Garage, brings your most relevant email search results to the top of your Outlook inbox.

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HP hardens EliteBook protection with Sure Click, a browser secured in virtual hardware

HP will introduce a new security feature called Sure Click, creating a virtualization layer that will protect browsers on its new EliteBook x360 G2 notebook.

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Intel's 8th-gen 'Coffee Lake' chips reuse 14nm process as other Core CPUs ease into new tech

Intel has indicated not one but two new chips—a 14nm chip for desktops, known as Coffee Lake, alongside the 10nm Cannon Lake—will launch sometime before the end of the year.

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How to use Microsoft's Paint 3D: Creating cool 3D scenes has never been so much fun

Microsoft's cool new 3D creation tool, Paint 3D, is headed your way as part of the Windows 10 Creators Update. We'll show you how it works, as well as the easy way to create fun 3D objects and scenes.

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Intel demotes PCs, giving datacenter chips first crack at new technologies

The PC's fall from grace is official. Intel said Thursday that going forward, its Xeon and other server processors will get first crack at the company's latest manufacturing processes, while PCs will have to take a number.

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Windows 10's Cortana adds Suggested Reminders to help you keep your promises

Microsoft pushes Suggested Reminders for Cortana to all Windows 10 users today. Now, Microsoft's digital assistant can proactively remind you to keep promises you may have forgotten.

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AMD: Sorry, there will be no official Ryzen drivers for Windows 7

AMD responds to a report that suggested the company would write drivers for Microsoft's Windows 7, the preferred OS of many PC gamers.