Tiny CPAP Has No Hose [video]

Tiny CPAP Has No Hose [video]

Sleep apnea is a problem for more than 18 million people in the U.S., according to the American Sleep Apnea Association. The most common form of treatment is to use a continuous positive airway pressure (CPAP) machine while sleeping. These can be cumbersome and...
Round Display Includes Touchscreen

Round Display Includes Touchscreen

There’s a good reason why TVs and computer monitors and other flat panel displays are rectangular; the matrix of pixels is driven as a series of rows and columns. This makes it very difficult to make a round display, but that’s the form factor that has...
Dealing with the Inevitable Errors

Dealing with the Inevitable Errors

In general usage, “error” means a mistake. In scientific circles, however, error is part of everyday life where certainty is rare. Whenever you try to measure something, there will always be some level of uncertainty. Maybe something is closer to 2 inches...
Are You Ready for a Mood Watch?

Are You Ready for a Mood Watch?

If you are of a certain age, you may remember “mood rings.” These devices had heat-sensitive liquid crystal layers that would change color, with the idea being that your skin temperature would reflect your mood. A group named Team Turquoise has taken a...