Before today, we probably would have said that scratch-built relay computers were the sole domain of only the most wizardly of graybeards. But this impressive build sent in by [Will Dana] shows ...

DENVER (AP) — A tour guide killed at a former Colorado gold mine last year fell out of a crowded elevator taking tourists below ground after apparently not latching its door closed, documents ...

Surveillance video showed that in the minutes prior to his death, Weier loaded the group of tourists onto the lower level of a double-decker, cage-like elevator for a 1,000-foot descent into the mine ...

From there, the Flame is carried for a number of weeks to the host city, mainly on foot by runners, but also using other forms of transport. Throughout the Torch relay, the flame announces the Olympic ...

By latching a value and changing it when triggered by a clock signal, flip-flops can store data over time. They are called flip-flops because they have two stable states and switch between them based ...