News tagged with charges

Electric fields can push droplets from surfaces

Researchers at MIT have followed up on their discovery that droplets of water acquire an electric charge when jumping from certain condenser surfaces by finding a way to make use of that effect: They found ...

dateDec 20, 2013 in Nanophysics
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Israeli start-up seeks to end roaming charges

An Israeli startup is trying to combat a common fear for international travelers: getting socked with hundreds or thousands of dollars in unexpected roaming charges for using cellphones away from home.

dateDec 13, 2013 in Telecom
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