That’s where pulse oximeters come in. These small devices measure your heart rate and SpO₂. They give you another way to understand how your body responds during exercise and recovery. Also, they may ...

The space agency has put out a call for its Moon & Mars Exploration Analog, which recreates the challenges of a long-duration ...

Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

Google is giving you a free flight – with its new flight simulator app. The tech giant has added a free-to-play flight simulator within its Google Earth map software. What's so special about the ...

Bringing direct-to-device satellite connectivity to millions more people in the through the market leading smartphone, Virgin Media O2 has switched on its O2 Satellite service for the iPhone. Launched ...

When we think about highly sensitive medical testing, we often imagine a hospital laboratory filled with large instruments, trained technicians, and carefully controlled conditions. This is especially ...

Are you interested in building your first home flight simulator? Before beginning, I assume you have a sturdy desk or table dedicated to flight simulation so that you don’t have to disassemble the ...

Apple has been embroiled in a six-year legal battle over one of its Apple Watch health apps. The end may finally be in sight, and here's what Apple has to say about it. Anna Gragert Senior Editor, ...

Virgin Media O2 (VMO2) has flicked the switch on O2 Satellite, a satellite-to-mobile service powered by Starlink Direct to Cell, in a move that extends the operator’s landmass coverage from 89% to 95% ...

Ever wanted to know how engineers made their calculations before digital calculators were on every workbench? [Richard Carpenter] and [Robert Wolf] have just the thing—a sliderule simulator that can ...

A practical guide for expanding your circle, with advice from sociable people. By Laura Regensdorf Laura Regensdorf lives in Brooklyn with her hound mix, Pina, who has turned out to be a great ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...