While fuel cells generate clean energy, fuel cell sensors generate precise measurements and are a gold standard for breath alcohol analysis.

Zen digesters” rarely fart. “Hydrogen hyperproducers” fart a lot. Scientists are investigating what is typical.

Printable sweat-powered biofuel cells could replace bulky batteries in thin, flexible wearable health sensors.

The European Space Agency is developing a spacecraft structure that can detect its own damage and repair itself in orbit, a ...

Plus, doctors’ number-one pick and their take on the devices.

Both the Oura Ring and Whoop wristband focus on total wellness without screens, keeping distractions at bay. Here's what happened when I tested both—and which one is worth your money.

In today’s fast-evolving laboratory environment, achieving accurate and reliable measurements is more critical than ever. Whether you’re working in pharmaceuticals, environmental monitoring, food ...

Want crisp images? Cleaning your camera's sensor reduces smudges and particles from appearing on your images — here's how to do it.

Researchers have created “Smart Underwear,” a wearable device that measures flatulence by detecting hydrogen produced by gut microbes. Early tests suggest people may pass gas about 32 times a day—much ...

Join Leicester Tigers pair Ollie Chessum and Freddie Steward as they break down a typical week preparing for an away fixture in Guinness Six Nations camp. OC: For the forwards, preparation for the ...

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 ...

Maeve O’Neil, a 19-year-old freshman at George Washington University, knew she was sick — but had no idea just how dire it ...