DNU Technology & Science

Scientists create filter that allows large particles through, but not small ones
Imagine, in place of a screen door, a thin membrane that would keep mosquitoes out--but would allow human beings to pass through it.
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Cryptocurrencies fall off another cliff
Report on Goldman pull-back adds to concerns over user base
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Dielectric Constant
Use of materials in the production of capacitors used in radios and other electrical equipment. Commonly used by circuit designers to compare different printed-circuit-board (PCB) materials.
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