Most engineering labs have digital oscilloscopes, but many engineers don’t fully explore their features. Among the more interesting features of a digital oscilloscope is its math channel, which can ...

Author’s note: This article shows how to derive circuit gain equations via a signal flow graph. With practice you may be able to write a gain equation by locating signal paths and loops in the ...

Researchers have developed the world's first complementary electrochemical logic circuits that can function stably for long periods in water. This is a highly significant breakthrough in the ...

Through synthetic biology, scientists can add novel functions to cells, such as the ability to produce new materials or detect and respond in specific ways to diseases. Though the applications are ...

Researchers at Northwestern University have devised a new method of creating large volumes of high-quality graphene, and then printing flexible graphene patterns with an inkjet printer that are 250 ...