In the late 1930s, Claude Shannon showed that by using switches that close for "true" and open for "false," it was possible to carry out logical operations by assigning the number 1 to "true" and 0 ...

A new DNA computer calculates square roots of perfect squares up to 900. Like quantum computers, DNA computers are an exciting frontier of post-silicon computing. Where previous examples were up to 4 ...

Memo to the developers of superfast quantum computers: give up on the familiar 1s-and-0s binary system used in conventional computers. By switching to a novel five-state system, you will find it ...