Apps

Change your selfie's facial expressions with the touch of a button

Scientists have figured out how to turn your frown upside down, or your smile to a frown, depending on your mood.

These headphones are like Siri for your ears

It's a safer, more personal experience – not to mention a great gift for audiophiles.

How you can learn to make better decisions while waiting for the bus

Behavioral economist Dan Ariely is rolling out an app that can teach you about yourself in bite-sized pieces.

Living with roommates can be hard. Here's how to make it fair

A new online tool helps you split chores, rent, bills, groceries and other responsibilities so no one feels cheated.

What exactly is the Google Escape Bus?

Escape rooms have gone mobile thanks to Google.

Your newest emoji obsession is ... you

Instantly morph your face into an emoji, thanks to a new app called Memoji.

Record your heartbeat, and this company will tell you what music to listen to

A new startup is measuring the benefits of using music to treat all sorts of problems, from insomnia to Alzheimer's.

Power nap or power through? New sleep tool solves the dilemma

When midday fatigue strikes, technology swoops in and helps you recharge your battery.

A new way to lose weight without worrying about the scale

Behavioral economist Dan Ariely developed a new kind of scale that uses science, not numbers, to help you lose weight.

Tired of your overloaded inbox? Science just fixed it

A behavioral economist was tired of being flooded with emails 24 hours a day. So he studied it, and created an app.

Waze for wildlife: GPS app is looking out for animals

New initiative will create maps and seek safer alternative routes for traveling herds.

Waze for walkers: A new way to navigate a city on foot

Park your car and get on your feet. SideKix is a new app just for pedestrians.

How many calories are in that sundae? New phone can tell you

Point this phone at anything, and it'll tell you its chemical makeup – food, medicine, liquids, even your own body.

Your smartphone could be making your job harder

Economist Dan Ariely shows that notifications are making us more distracted and less efficient.

The best food podcasts to get your juices flowing

Warning: What you are about to read may make you extremely hungry.