Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home ...

A peak flow meter is a handheld device that measures airflow rate and can help those with respiratory conditions like asthma monitor their condition.

At the HOT ROD How-To section, you’ll learn how to make improvements to your own special hot rod, drawing from the DIY knowledge of the HOT ROD team to learn more about how-to make more power from ...

Cardiac performance in patients with HF can be determined with measurement of the time for peak oxygen uptake to decrease by more than 12.5%.

Zach began writing for CNET in November, 2021 after writing for a broadcast news station in his hometown, Cincinnati, for five years. You can usually find him reading and drinking coffee or watching a ...

CNN’s Fear & Greed Index is a way to gauge stock market movements and whether stocks are fairly priced. The index uses seven market indicators to help answer the question: What emotion is driving the ...

Day-to-day restrictions on supersonic flight won't stop pilots from pushing the F-35 to the limits in combat, an F-35 test pilot tells Defense News. The Pentagon will have to live with limits on ...

Abstract: The internal temperatures and the ability to dissipate the heat from active part influence the windings’ insulation deterioration and determine how long power transformers are able to remain ...

Abstract: Fault diagnosis and classification (FDC) is an important part of prognostics and health management for ensuring safety and performance in the flight. However, it is challenging to achieve ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...