How airplanes counteract St. Elmo's Fire during thunderstorms

At the height of a thunderstorm, the tips of cell towers, telephone poles, and other tall, electrically conductive structures can spontaneously emit a flash of blue light. This electric glow, known as a corona discharge, ...

Etching the road to a hydrogen economy using plasma jets

Hydrogen is a clean energy source that can be produced by splitting water molecules with light. However, it is currently impossible to achieve this on a large scale. In a recent breakthrough, scientists at Tokyo University ...

Supreme Court rejects EPA's narrow view of Clean Water Act

The Supreme Court ruled Thursday that sewage plants and other industries cannot avoid environmental requirements under landmark clean-water protections when they send dirty water on an indirect route to rivers, oceans and ...

Bubble dynamics reveal how to empty bottles faster

Bottle emptying is a phenomenon most of us have observed while pouring a beverage. Researchers from the Indian Institute of Technology Roorkee discovered how to make bottles empty faster, which has wide-ranging implications ...

'Nanochains' could increase battery capacity, cut charging time

How long the battery of your phone or computer lasts depends on how many lithium ions can be stored in the battery's negative electrode material. If the battery runs out of these ions, it can't generate an electrical current ...

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Discharge

Discharge in the context to expel or to "let go" may refer to:

Discharge in the context of a flow may refer to:

Other uses of discharge include:

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