Melissa RiofrioExecutive Editor, PCWorld Follow me on Google+

The daughter of a mechanical engineer, Melissa grew up playing with machine parts and still loves getting into the nuts and bolts of how things work. She is never happier than when she is on a factory tour.

lenovo miix 300 windows tablet

Lenovo’s ideapad MIIX 300 Windows tablet offers nice productivity perks for $150

We need more nice, affordable Windows tablets, and this may be one of them. An IPS panel is a nice treat, as is the year of Office 365.

lenovo tab 2 a8

Lenovo's Tab 2 A8 and Tab 2 A10-70 rock Dolby Atmos for 3D sound experience

I couldn't believe the immersive sound coming from these two affordable Android tablets.

cortana moods 2

Cortana's UI now expresses 18 different emotions. Siri remains detached and aloof

Microsoft’s personal digital assistant wants to help, but maybe she’s embarrassed or confused by your requests. Now you’ll know exactly how she feels—if you read this chart. Perhaps.

hp sprout tap to start

Hands-on with the HP Sprout, an imaging powerhouse built into a touch-friendly PC

This PC-projector-camera combo's skills are a bit primitive now, but it's easy to see a promising future in 3D printing and augmented reality.

cybersecurity

Selling passwords for $150, and other dumb ways users threaten corporate security

Ironically, the same employees surveyed who were often lax on corporate security were nevertheless vigilant about their own digital security.

windows10 start menu

Here's the Windows 10 preview user forum on Microsoft's site

Microsoft wants to hear what you have to say about Windows 10, and this is where you can do it.

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 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.

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.

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.