[Jasper] set out to test some alternative linear chargers called low dropout regulators (LDOs) for small-scale charging of lithium ion capacitors against those more traditional switch-mode options.

Letter Published: 29 June 1935 Electrolytic Method for obtaining Bright Copper Surfaces P. A. JACQUET Nature 135, 1076 (1935) Cite this article ...

Here, authors propose a hybrid design of electrochemical and electrolytic capacitors, operating over 44 kHz, that enables it to surpass such limitation.

Penis discoloration can be typical during arousal, but it can also be a sign of medical conditions, such as an infection. Learn more here.

Utility officials say they’re flushing the system by leaving fire hydrants open. The goal is for the high-velocity water to scour pipes of the brown sediment that causes the discoloration.

Pamlico County officials say that on Sunday, the Kershaw water plant experienced an upset condition with its Tannins Filtering which caused a release of discolored water into the distribution system.

Yellowed white tees are, well, the pits. Follow this expert advice to bring back your shirts’ original brilliance.

Disney rash is a type of vasculitis, also called golfer's or hiker's rash because it's strongly linked to the kind of walking these activities inspire. Learn more.

Vitiligo is an autoimmune condition that causes patches of lightened skin. Here’s how to tell it apart from other conditions with similar symptoms, including leprosy, melasma, and scleroderma.