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The Launchpad-Based Laser Tripwire Alarm turns your next security system into a secret agent's dream.

The Launchpad-Based Laser Tripwire Alarm turns your next security system into a secret agent's dream.

Cephalopods have no rigid structures in their bodies and can adjust their bodies to fit the size and shape to the…

Cephalopods have no rigid structures in their bodies and can adjust their bodies to fit the size and shape to the environment. A robot with similar properties would have an advantage in search and rescue environments if it could squeeze through openings other robots could not.

This article presents the conversions of D-type flip-flops into SR-, JK- and T-types. It also explains how to verify the…

This article presents the conversions of D-type flip-flops into SR-, JK- and T-types. It also explains how to verify the conversion process.

Tiny sensors the size of a grain of sand could allow brain-machine interface control of prosthetics and implantable wearable tech.

Tiny sensors the size of a grain of sand could allow brain-machine interface control of prosthetics and implantable wearable tech.

Antennas are used to transmit and receive electromagnetic energy. This article covers basic antenna theory.

Antennas are used to transmit and receive electromagnetic energy. This article covers basic antenna theory.

This technical brief discusses the reasoning behind and implementation of constant-current drive circuitry for illuminating LEDs.

This technical brief discusses the reasoning behind and implementation of constant-current drive circuitry for illuminating LEDs.

If you're a speeder or sports player you may have experience with one of these! In this Teardown Tuesday, we are going to…

If you're a speeder or sports player you may have experience with one of these! In this Teardown Tuesday, we are going to take a look at the inner workings of a radar gun!

This technical brief explains what differential QPSK is and why it can be advantageous compared to ordinary QPSK.

This technical brief explains what differential QPSK is and why it can be advantageous compared to ordinary QPSK.

Scientists at EPFL have invented an acoustic prism which separates different frequency components of sound similar to an…

Scientists at EPFL have invented an acoustic prism which separates different frequency components of sound similar to an optical prism.

Section 1201 is meant to protect creativity—but does it also stifle it?

Section 1201 is meant to protect creativity—but does it also stifle it?

This year’s Olympic Games extensively utilize wearables and sensors.

This year’s Olympic Games extensively utilize wearables and sensors.

Here's a rain gauge that empties itself and that you can read from your easy chair. Best of all, you can build it, yourself.

Here's a rain gauge that empties itself and that you can read from your easy chair. Best of all, you can build it, yourself.

Google's artificial intelligence company, DeepMind, is using machine learning to help reduce energy use in Google's…

Google's artificial intelligence company, DeepMind, is using machine learning to help reduce energy use in Google's sprawling data centers.

In this project, we will build the heart of a simple 4-bit CPU, the ALU (Arithmetic Logic Unit).

In this project, we will build the heart of a simple 4-bit CPU, the ALU (Arithmetic Logic Unit).

The use of AI in medicine has moved beyond the realm of theory. Artificial intelligence is changing healthcare right now.

The use of AI in medicine has moved beyond the realm of theory. Artificial intelligence is changing healthcare right now.

This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature phase shift keying.

This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature phase shift keying.

Far from being science fiction, these robotic exoskeletons are helping people with disabilities or dangerous and strenuous jobs.

Far from being science fiction, these robotic exoskeletons are helping people with disabilities or dangerous and strenuous jobs.

A tipping bucket rain gauge is a clever way to measure rainfall. Learn how to add wireless capability, a PICAXE…

A tipping bucket rain gauge is a clever way to measure rainfall. Learn how to add wireless capability, a PICAXE microcontroller, and an LCD display to your weather station.

What's inside of a Wi-Fi-controlled light bulb? Find out in this Teardown Tuesday!

What's inside of a Wi-Fi-controlled light bulb? Find out in this Teardown Tuesday!