Engineers build robotic fish that swim, dock and recharge themselves with no feeding required

Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual ...
Hackaday

How Airspeed Sensors Work

When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...
BBC

KS1 Maths: Position & Direction

The Hip Hop Granny will help students get moving while learning Geometry! This routine will teach them about position and direction. It covers important language like left and right, clockwise and ...
IEEE

FPGA IP Core for DC Motor Control With Adaptive Neural Network PID Tuning, and High-Resolution Encoder Interface

Abstract: Traditional proportional integral derivative (PID) falls short for precise control of DC motor speed under changing conditions. This paper presents a novel FPGA based IP (intellectual ...
IEEE

Maximization of Gain/Phase Margins by PID Control

Abstract: Proportional-integral-derivative (PID) control has been the workhorse of control technology for about a century. Yet to this day, designing and tuning PID controllers relies mostly on either ...
Yahoo Finance

Invesco International Dividend Achievers ETF (PID)

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