The design of the flood control system is complex and has many moving parts, but if each cog in the wheel operates to its capabilities, major flooding can be prevented.

We're here to show you how modern automotive computer control systems work. Last week, we looked at carburetors. Today's topic: electronic throttle control.

Last week's Amtrak crash outside Philadelphia that killed 8 people has re-ignited the call for a nationwide network of “positive train control” systems. Voices have been clamoring about ...