Shh. I'm playing 'Fruit Ninja'.This company can track motion with sound instead of light

When it comes to tracking physical objects in virtual spaces, pretty much every company relies on light: Oculus and HTC have light mapping sensors, while Sony's PlayStation VR relies on infrared for its motion tracking camera. However, Hauoli, a young Austin-based startup demoing at SXSW, has something different in mind. It's developed a way to track virtual objects with sound. It's entirely software based and works with just about any speaker.

Fingerprints everywhere.

Your MacBook Air needed pinch-to-zoom, right?

The latest 'Zelda' game offers multiple solutions to puzzles.'Breath of the Wild' once existed as a pseudo 2D prototype

The Legend of Zelda: Breath of the Wild isn't just the series' best game in years, it's also unlike any title in the series -- it's an open-world experience where you're free to find your own solutions to challenges. But just how did Nintendo manage to pull off such a radical change in direction? Don't worry -- it's happy to explain. The Game Developers Conference has posted a talk from the team behind it that describes how they broke from the highly linear experiences of past Zelda games.

As if denim wasn't cool enough already.The Levi's Commuter smart jacket has a ton of promise

Google's Project Jacquard, which can turn objects into interactive, gesture-controlled surfaces, has finally landed inside a Levi's Commuter jacket. The technology comes to life through conductive fabric and a Bluetooth device that attaches to the garment. The connected area consists of 15 threads on the left sleeve, just visible enough for you to know where to touch to trigger actions from a paired smartphone. To start, you can brush your fingers on the jacket to find out what time it is, or swipe to play, pause or skip a track while you're listening to music.

But wait, there's more...