Melissa Riofrio

Executive Editor

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.

How Waymo's AI-trained self-driving cars could feel scary even if they're safe

How Waymo's AI-trained self-driving cars could feel scary even if they're safe

Google's Waymo will launch a ride service with self-driving cars in Phoenix, Arizona, later in 2018. The company emphasized its safety record in the wake of Uber's pedestrian fatality earlier this year.

We unbox the Lenovo Thinkpad X1 Yoga

We unbox the Lenovo Thinkpad X1 Yoga

The X1 Yoga is one of Lenovo's legendary Thinkpad business laptops, this time with a 360--degree hinge for convertible pizzazz. See that and more in our unboxing and hands-on.

Windows 10 April 2018 Update: Hands-on with the biggest new features

Windows 10 April 2018 Update: Hands-on with the biggest new features

We’ve already tried the most important new features in Windows 10 April 2018 Update through recent Insider builds. Check out what to expect in these detailed stories.

HP debuts Pavilion Gaming Laptops with many choices for mainstream gamers

HP debuts Pavilion Gaming Laptops with many choices for mainstream gamers

HP debuts a 15.6-inch Pavilion Gaming Laptop with configuration options galore, but the market for mainstream gamers is getting crowded.

The HP Chromebook x2 is a $599 premium tablet aimed at the iPad Pro

The HP Chromebook x2 is a $599 premium tablet aimed at the iPad Pro

The HP Chromebook x2 brings 2-in-1 versatility to Chrome OS. By aiming to topple the iPad Pro, however, it's made itself more expensive than most other Chromebooks.

The Alienware 15 and Alienware 17 pack 6-core Intel overclockable goodness

The Alienware 15 and Alienware 17 pack 6-core Intel overclockable goodness

The Alienware 15 and Alienware 17 premium gaming laptops don't skimp, offering six-core Intel Core CPUs on all but one model, and discrete graphics up to a GeForce GTX 1080.

The Acer Aspire S24 is an $879 all-in-one PC with touches of class

The Acer Aspire S24 is an $879 all-in-one PC with touches of class

Acer's Aspire S24 is the opposite of chunky, which is saying a lot for an all-in-one. With a 0.235-inch-thin display and an equally slender base, it's a PC that fits almost anywhere.

The best laptops: Ultrabooks, budget PCs, 2-in-1s, and more
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The best laptops: Ultrabooks, budget PCs, 2-in-1s, and more

Our top picks feature the best tech advances in portable PCs, from new CPUs and GPUs to new materials, and include laptops from HP, Dell, and Apple.

The first Chrome tablet, Acer's Chromebook Tab 10, takes on the iPad in schools

The first Chrome tablet, Acer's Chromebook Tab 10, takes on the iPad in schools

The first Chrome tablet is clearly aimed at the iPad in education. Acer's Chromebook Tab 10 D651N matches its popular rival in most features and even in price.

Windows 10: Everything you need to know
Update

Windows 10: Everything you need to know

The next Microsoft Windows 10 update is always around the corner. Check here for the latest news, reviews, video, and more.

Surface Laptop: Everything you need to know
Update

Surface Laptop: Everything you need to know

Microsoft's thin, light, beautiful Surface Laptop is the halo PC for Windows 10 S. Read all about it here, as well as the Commercial Surface Laptop -- for those who prefer Windows 10 Pro instead.

Alienware's powerful, triangular Area 51 gets hardware tweaks and a new Command Center

Alienware's powerful, triangular Area 51 gets hardware tweaks and a new Command Center

Alienware refreshes its Area 51 flagship with some hardware tweaks and a major upgrade for its Command Center software.

Lenovo's Miix 630 lasts 20 hours on battery using a Qualcomm chip

Lenovo's Miix 630 lasts 20 hours on battery using a Qualcomm chip

Lenovo's Miix 630 is a tablet with detachable keyboard and something new inside: Qualcomm's Snapdragon 835 chip, giving it hours and hours of battery life.

Lenovo Smart Display makes Google Assistant a smart home sidekick

Lenovo Smart Display makes Google Assistant a smart home sidekick

Lenovo's Smart Display line puts Google Assistant on 8- and 10-inch touchscreen. The result is a smart home sidekick with AI features tied to all the major Google services.

Acer's Chromebook 11 brings USB-C charging to entry-level laptops

Acer's Chromebook 11 brings USB-C charging to entry-level laptops

Acer's Chromebook 11 takes a big step forward in connectivity, adding two USB-C ports. That's a notable turn of the tide for an entry-level product.

Acer's Predator Orion 9000 gaming rig rolls into CES with nifty integrated wheels

Acer's Predator Orion 9000 gaming rig rolls into CES with nifty integrated wheels

Acer’s Predator Orion 9000 is a gaming desktop with an impressive list of hardware and some nifty lighting, but it’s the integrated wheels on the bottom of the case that make it a little special.

The Acer Nitro 5 embraces AMD Ryzen mobile APUs, making casual gaming a little serious

The Acer Nitro 5 embraces AMD Ryzen mobile APUs, making casual gaming a little serious

Acer's Nitro 5 gaming laptop may be mainstream, but the latest Ryzen mobile APUs give them some luster.

Samsung's Notebook 9 Pen is ready for your scribbles, drawings and more

Samsung's Notebook 9 Pen is ready for your scribbles, drawings and more

Samsung's Notebook 9 Pen is a slender 360-degree laptop that's tuned for pen input. Of course there's a keyboard, but it's designed to make it easy for you to scribble, tap, and create with your hand.

Acer Chromebook 14 review: You can brag a little about this laptop's luxury details

Acer Chromebook 14 review: You can brag a little about this laptop's luxury details

Acer's Chromebook 14 has a few things to brag about: Its brushed-aluminum chassis and high-resolution display make it stand out among other affordable models, even if other features remain pretty basic.

Google Pixelbook review: Android and Google Assistant transform the Chromebook

Google Pixelbook review: Android and Google Assistant transform the Chromebook

Google's Pixelbook shows a new way forward for Chromebooks. Android and Google Assistant, plus pen support, make the staid platform productive and fun.

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