Brad ChacosSenior Editor, Greenbot

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Brad Chacos spends the days jamming to Spotify and digging through desktop PCs. He covers the gaming, graphics cards, and how-to beats for PCWorld, and spends his mornings running the news desk for PCWorld, Macworld, Greenbot, and TechHive.

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Google tweaks its cloud tech to make push notifications more meaningful to you

Google's unified cloud messaging API now extends to iOS devices, and websites are getting in on the action, too.

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Android M's getting the equivalent of Apple's Touch ID

After years of sporadic efforts by individual phone makers, standardized fingerprint support will come baked into Android M.

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Oculus Rift's $1,500 total cost: Digging into the truth behind the insane number

Oculus VR's CEO recently revealed that the VR headset and a PC powerful enough to run it will cost $1,500 total—but the true price of the Rift is much less scary. We break it down.

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New Windows 10 preview build drops with Edge browser improvements, UI polish

Windows 10 preview build 10122 doesn't add many new features and is a lot more stable than previous versions—unless you're trying to use the new Edge browser with an AMD Radeon GPU.

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These 20 deep, absorbing PC games will eat days of your life

These majestic games demanded to be played for days, not hours—and your tenacity will be rewarded.

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AMD's new flagship Radeon graphics card pictured by Battlefield's tech guru

This is it, folks: The first official glimpse at AMD's forthcoming HBM-powered Radeon graphics card.

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YouTube takes aim at Twitch with 60 frames-per-second HD livestreams

Google may not have won the bidding battle for Twitch, but it's not giving up the war for live game streaming.

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AMD Radeon graphics run Witcher 3 just fine, unless Nvidia HairWorks is enabled--and that's OK

Don't let all the sound and fury on the Internet fool you. The Witcher 3 plays just fine on Radeon hardware, despite using Nvidia's GameWorks middleware.

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Xbox One will get Windows 10 sometime after PCs

Add Microsoft's game console to the list of devices that won't receive Windows 10 until sometime after it lands on PCs.

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Nvidia offers Witcher 3 for free to Titan X users willing to be GeForce guinea pigs

If you're a Titan X user willing to beta test Nvidia's GeForce Experience software, the company has a free copy of Witcher 3 with your name on it.

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Microsoft will charge for Windows 10 upgrades after one-year freebie offer lapses

It's official: If you want to upgrade to Windows 10 without spending a dime, you'll want to do so in the first year after it launches. Afterwards, it'll cost money.

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Malicious keylogger malware found lurking in highly publicized GTA V mod

This hidden mod malware puts the Grand Theft in Grand Theft Auto V.

technologies you shouldn't buy yet

10 utterly wonderful technologies you shouldn't buy yet

These are great! But be patient, 'cause they need a bit more time to be fully baked.

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The original Raspberry Pi Model B+ receives a long overdue price cut

The Raspberry Pi 1 Model B+'s original $35 cost would never break the bank, but it lost luster once the faster Raspberry Pi 2 launched at the same price.

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How to install the Windows 10 Preview: Everything you need to know

Try the Windows 10 beta safely: Here are the hardware requirements, and how-to's for preparing virtual machines and partitioned hard drives.