Non-volatile memories are not the main memory (RAM) in computers, tablets and smartphones. However, they can be the main memory in devices such as sensors, industrial controls, point-of-sale terminals ...

Thanks for Glenn Hess’s article “U.S. Seeks Tighter Rail Safety Rules” (C&EN, Aug. 18, page 22). However, the word “volatile” is misused when he writes that “ethanol is less volatile than crude oil.” ...

Volatile stocks can be both beneficial and detrimental to one's portfolio. On one hand investors can realize greater profits with higher volatility, however on the other hand, opportunities can be ...

Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.