Christopher NullFreelance Contributor, TechHive

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Christopher Null is a veteran technology and business journalist. He contributes regularly to TechHive, PCWorld, and Wired, and operates the websites Drinkhacker and Film Racket. Disclosure: He also writes for Hewlett-Packad's marketing website TechBeacon.

Lightify color LED smart bulb

Ledvance Lightify RGBW A19 review: Affordable smart lighting with a steep learning curve

You’ll find lots of form factors in the Ledvance Lightify collection, but getting the most out of them takes some effort.

LIFX Color 1000

LIFX Color 1000 review: One of the best smart bulbs gets brighter and better

This year’s model is smaller, lighter, and brighter than the original, but scheduling within its app remains a weak spot.

Flux color LED smart bulb

FluxSmart Bluetooth LED Light Bulb review: A fun light to be sure, but it’s not bright enough on its own

You’ll encounter lots of features here, but if you’re looking for a light to read by, look elsewhere.

ilumi

ilumi A19 LED Smartbulb review: The smart light bulb for the security conscious

This bulb claims to be the brightest Bluetooth bulb on the market, but its light is cooler than expected.

tech that died 2015 primary

12 technologies that died in 2015

Some tech died quickly. Some faded away. For better or worse, we look back at what we lost in 2015.

Target Open House

Sears vs Target: Which store operates the best connected-home showroom?

Two retail giants are making the most of their brick-and-mortar assets to help educate consumers about the latest smart-home trends.

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skype logo open graph

Skype vs. Skype for Business: Who can stick with the free app, who needs to upgrade

Skype for Business offers advantages geared for businesses that are big—or that want to look big. Here's how to decide whether it's worth the money for your needs.

Smart LED bulbs

6 smart LED bulbs tested: We name the best and brightest for lighting your connected home

Color-tunable lighting makes for a striking home environment, but the upfront investment can be substantial. We’ll help you pick the right bulb for your needs.

Singled

Sengled Pulse review: You got your speaker in my lightbulb!

This LED bulb will have everyone at the party asking where the music is coming from.

Oort Smartbulb

OORT SmartLED review: This is one dim bulb

This LED bulb's Bluetooth mesh network is a significant innovation, but the bulb itself leaves much to be desired.

Philips Hue

Philips Hue review: The pioneer in LED lighting is showing its age

Reliance on the ZigBee protocol can cause range issues, but no company has been in this space longer.

Ilumi

iLumi Small A21 Smartbulb review: Easy to set up, but pricey

This bulb's reliance on Bluetooth has its pluses and minuses.

LIFX

LIFX Edison A21 review: This is a bulky LED bulb, but it delivers the goods on all other counts

The Edison A21 won't fit in every fixture, but it's bright and it comes with a great control app.

Osram Lightify

Osram Lightify review: This white-only LED bulb is a solid value

You can tell this modern bulb was developed by an old-school manufacturer that doesn't have much experience developing apps.

imessage disable primary

How to solve the five biggest Messages and FaceTime annoyances

Apple’s messaging system works brilliantly—most of the time. Here are some simple fixes for five common problems.