The LifeTrak Zone C410 may not be the most stylish activity tracker around, but it's priced cheaper, and offers more features, than many of its competitors. It gets the job done with accurate tracking, long battery life, and a waterproof design.
The Breathometer makes for a fun party game and a potential way to meet people in bars, but its testing results should not be taken as proof of driver safety.
Sure, the Beyerdynamic T90 is pricey, but no other less-expensive headphone can match the T90's combination of comfort, sound, and build quality.
As the "quantified self" craze continues, fitness trackers have us obsessing over not only how active we are but also how soundly we're sleeping. How do the devices stack up against clinical sleep studies though? CNET's Sumi Das visits the Stanford Sleep Center for an expert's opinion.
A waterproof design, one-year of battery life, and an affordable price. Is this the activity tracker to beat?
Several fitness trackers, as well as the Samsung Galaxy S5, now boast the ability to measure your heart rate. How do their readings stack up to an EKG? CNET's Sharon Profis, with help from Kaiser Permanente cardiologist Dr. Jon Zaroff, puts the Garmin VivoFit, Withings Pulse O2, Basis Carbon Steel, Samsung Gear Fit, and Samsung Galaxy S5 to the test.
An accessory for iPhones, the Breathometer is very portable and can be fun to pass around at parties, but its results should not be taken as permission to drive.
If you can accept its limitations, SwiftKey Note's robust predictive keyboard and clean design make it a must-have for taking notes.
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An experimental clock has set the records for both accuracy and stability, being able to keep time for longer than the Earth has been in existence.
Google's annual Flu Trends metric was wildly off last year. But scientists were able to leverage the company's data to design a far more successful system.