Don't-Miss Stories

Three-Minute Tech: LTE

What's the deal with LTE, anyway? Glenn Fleishman explains the ins and outs of the Long Term Evolution mobile broadband standard.

Three-Minute Tech: 4K resolution

4K resolution is the next stage in HD content. Is it worth they hype?

Three-Minute Tech: DLNA

If you've ever wanted to stream music or video from one device (say, your laptop or your smartphone) to another (like your TV), you know it can be a bit of a pain. DLNA Certified devices can make life easier.

Three-Minute Tech: Speakers

We often take it for granted that sound just comes out of speakers, but how they work is interesting -- and important to their placement.

Three-Minute Tech: IEEE 802.11ac

There's a new wireless standard on the way, and it promises more reliable connections and greater speed than 802.11n. What's this new 802.11ac standard all about?

Three-Minute Tech: Thunderbolt

Thunderbolt is method for transferring data between devices, much like USB or FireWire. We'll tell you all about what it is and how it works.

Three-Minute Tech: HDTV terms

Shopping for an HDTV can be a confusing mess. 720p or 1080p? 120Hz or 240Hz? You can get pretty far down the rabbit hole when talking about HDTV specs, but here are a few of the most common terms you'll see, and what they mean.

Three-Minute Tech: Tegra 3

Nvidia's system-on-chip powers many Android tablets, with many tablets and phones on the way. Do you need one in your next device?

Three-Minute Tech: How noise-canceling headphones work

In this installment of our Three-Minute Tech series, Kirk McElhearn shows how noise-canceling headphones work.

Three-Minute Tech: Audio compression

The day may come when increased storage capacities and unfettered Internet bandwidth make uncompressed audio files the norm. But for now, audio files are generally compressed to save space and to make downloads faster. Here's how it works.