It may seem a paradox, but in the future tiny computers may dump electronics and return to their mechanical roots. At the macroscale, mechanical computers are fussy and slow, but when your area is ...

It looks like [Michal Zalewski] is raising the next generation the right way. First, his eldest son asks for help building a one-bit computer from discrete transistors. Not to be left behind, his ...

Researchers have created logic gates – the building blocks of digital circuits – by using a combination of a novel fluorescent probe, DNA molecules and specific enzymes 1. Such logic gates may be ...