Melissa RiofrioExecutive Editor, PCWorld

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Melissa Riofrio spent her formative journalistic years reviewing some of the biggest iron at PCWorld--desktops, laptops, storage, printers--and she continued to focus on hardware testing during stints at Computer Currents and CNET. Currently, in addition to leading PCWorld’s content direction, she covers productivity laptops and Chromebooks, and car tech.

microsoft windows 10 holographic

Microsoft leaps into 3D computing with Windows Holographic and HoloLens

Holograms! You heard that right: Augmented reality is coming to Windows, with a new API for 3D imaging and a HoloLens headset, plus HoloStudio for making your own holograms.

bmw remote valet parking assistant scene

BMW's next self-parking car won't need any human help

We watch as an experimental car with high-resolution laser scanners cruises a lot, finds a spot, and parks, then returns to its driver, nice as you please.

bosch traffic jam safety car

Bosch's Traffic Jam Assist takes stop-and-go driving off your hands, literally

The system uses a camera and radar to watch ahead and handle heavy traffic so you don't have to. It's both liberating and a little scary.

bmw 360 degree collision avoidance car

BMW's latest self-driving car brakes automatically for obstacles when you don't

Just try hitting a wall in this car; it'll stop itself before you do. BMW's 360-degree Collision Avoidance tries to protect the driver from all-too-human mistakes.

mercedes benz f015 self driving car

Mercedes-Benz's F015 concept is a self-driving, hydrogen-powered living room

Relax! The car will do the driving. And the entertaining. And it won’t pollute. The F015 concept car is barely recognizable compared to the cars of yesteryear--although it does at least still have four wheels.

toyota mirai san francisco exterior

Here's everything Toyota will give you if you buy the hydrogen-powered Mirai

How does free fuel sound to you? Toyota's Mirai needs every early adopter it can get, so the company's sweetening the pot with perks like that, plus it's giving away a passel of patents.

toyota mirai fuel fell cover engine sf auto show

Toyota wants more hydrogen cars, and it's giving away 5,680 patents to make it happen

One word: Fuel. If Toyota wants its hydrogen cars to succeed, it needs more hydrogen filling stations. Giving away patents will encourage more cars and therefore more stations.

thinkware x500 dash cam

Thinkware's X500 dash cam looks out for you with fancy safety features

Most dash cams just record stuff, but the X500 also watches the road and alerts you if you stray from your lane or get too close to cars ahead of you. Not bad for a $250 product.

mercedes benz cambot white robot

The real star of the Mercedes-Benz keynote at CES was this little robot

Its name is Cambot. It represents approachable technology. What about adorable, even huggable? Well, watch it for yourself and you'll see.

onstar 4g cadillac

The connected car’s consumer future: GM OnStar 4G LTE can find donuts, parking, or a hotel

Maintenance alerts. Coupon offers. Even Priceline room reservations. Using connectivity to help drivers find services is a big part of GM's plans for its OnStar program and its growing fleet of 4G-LTE-enabled cars.

gear vr

Samsung's Milk VR app brings the virtual reality promise ever closer with full-motion video

“This. I want to see more of this,” Hayden Dingman wrote, after seeing a full-motion video VR demo earlier this year. Well, now it's here, for Gear VR users anyway--one tantalizing step closer to real-life experience.

Tesla's three-minute battery swap pilot for Model S cars sets a new bar for EV charging

The battery-swap service will take about three minutes and cost about as much as a full tank of premium fuel, but it'll be much faster than using Tesla's free Supercharging stations.

ford sync 3 music

Ford SYNC 3 in pictures: Ford's infotainment system gets a sweeping, phone-like revamp

Ford's pioneering SYNC was more than ready for a change. The new SYNC 3 will bring a brighter, fresher interface and a capacitive touchscreen, all due to debut on 2016 model-year cars.

hp elitebook revolve 810 g3

Are HP's new EliteBooks too cool to be corporate?

The latest generation includes carbon-fiber chassis designs, SSDs, versatile displays, and tantalizing hints of future Intel CPUs.

windows10 tech preview start menu

Report: Microsoft will unveil Windows 10's new consumer features in January

Windows needs to win back the hearts and minds of regular folk. According to The Verge, we'll see how it plans to do that at an early-2015 event.