Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

Gyraline taps into the power of the iPhone to create a very accurate DIY alignment tool.

The invisible sensor network that powers your phone's smartest features.

EO's SwimBETTER90 ends swimming's data-challenged dark age by capturing a wealth of data and giving feedback you won't get from posting your swim video on Reddit.

The new Watch GT Runner 2, launched in Madrid yesterday, combines serious running with a serious strategy, writes ARTHUR GOLDSTUCK.

Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

Clone the LiteWing Library repository from GitHub using the following command: ...

The best sleep headbands provide everything from guided meditations to advanced sleep tracking. Here are our favorites from Muse, Frenz and more.

Every time we feel a gentle tap on the skin, specialized nerve cells convert that physical force into an electrical signal ...

Martin Hensher ([email protected]) is an associate professor of health systems financing and organization in Deakin University’s Institute for Health Transformation, in Burwood, Victoria, Australia.

Pentland: This study not only confirms previous research—we’ve used data on social signals to predict the outcome of salary negotiations and even who would “survive” a plane crash in a NASA ...

Torn between the Apple Watch Series 11, Ultra 3, and Watch SE 3? We've tested each one to help you find the perfect match for staying connected and crushing your fitness goals. I’m PCMag’s senior ...