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78RPM
Member Since: April 19, 2012
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Would You Let Your Kids Play With Atomic Energy?
STEM Connection 
11/10/2014  27 comments
In the early 1950s, the Gilbert U-238 Atomic Energy Lab offered young people the opportunity to watch radioactive decay with a spinthariscope, measure the radioactivity of uranium ore with an electroscope, watch the tracks formed by alpha particles in a cloud chamber, and even prospect for uranium using a Geiger counter. Yikes!
Do You Want Your Own Portable Wind Turbine?
Blog 
9/5/2014  26 comments
Omni3D, a Polish 3D printing and manufacturing startup, has created AirEnergy 3D, a portable wind turbine that can generate up to 300W of electrical power.
System Stores Energy for the Grid – Using Gravel
Blog 
8/8/2014  39 comments
British scientists have found a way to use gravel to store collected energy from renewable sources reliably and efficiently.
Solar A/C Wins Support From EPA
Blog 
7/1/2014  10 comments
Mechanical engineering students and faculty at Embry-Riddle Aeronautical University have won two grants from the EPA -- $15,000 last year and $89,996 this year -- to work on a 300W solar cooling prototype that captures the sunís heat with a parabolic mirrored trough and a line-focus high-temperature concentrating collector.
Web Tool Simplifies Design of Circuit Protection
Product News 
4/25/2014  9 comments
A new web-based software tool aims to give engineers a fast, intuitive way to design circuit-protection systems for their electronic products.
Slideshow: Helicopter Drones Are Everywhere
Blog 
3/11/2014  37 comments
Drone helicopters are getting used widely these days, from military deployment, to police crime scenes photography, to search and rescue.
Building a Drone Whirly Bird: Copter Mechanics
Blog 
3/5/2014  10 comments
The mechanical design of a helicopter drone involves attention to weight, strength, and vibration.
Slideshow: Nautical Robots Ride Out the Storm
Blog 
1/2/2014  40 comments
Our latest crop of nautical robots are a talented lot. They include a new and growing category of recreational, as well as professional, remotely operated vehicles (ROVs), and some that look like or emulate the movements of fish, turtles, or octopus.
H-Bridge: Black Box or Are Details Important?
Guest Blogs 
12/23/2013  23 comments
What goes on inside an H-bridge is critical to know for system performance.
Simulink Offers Easy, Graphical Programming for Raspberry Pi & Arduino
CAD/CAM Corner 
11/5/2013  4 comments
At the Open Hardware Summit, we saw that MathWorks' Simulink allows you to debug your model (embedded software) before deploying it onto hardware.
The Fourth Industrial Revolution Is Here
Blog 
8/8/2013  28 comments
The fourth industrial revolution began a few short years ago, according to a keynote address by Dr. James Truchard of National Instruments, during NIWeek in Austin, Texas.
Update: Corning's Paper-Thin, Flexible Glass
Engineering Materials 
8/1/2013  11 comments
Corning's super-thin, 100-micron Willow Glass can be adapted to high-volume, low-cost, roll-to-roll manufacturing processes not previously possible with glass. Corning is helping customers retrofit or build new lines to integrate the material into manufacturing.
YEI Technology Unveils Micro USB 3-Space Module
Blog 
7/16/2013  9 comments
YEI Technology releases Micro USB 3-Space Module, the smallest 3D position sensor in its line of products.
GapSense Allows Communication Between WiFi, Bluetooth, ZigBee Devices
CAD/CAM Corner 
7/12/2013  4 comments
GapSense, a wireless network management software, will alleviate airway traffic jams caused by multiple-protocol devices operating in the same vicinity.


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Thanks to 3D printing, some custom-made prosthetic limbs, and a Lego set, one lucky dog and a tortoise has learned new tricks.
An MIT research team has invented what they see as a solution to the need for biodegradable 3D-printable materials made from something besides petroleum-based sources: a water-based robotic additive extrusion method that makes objects from biodegradable hydrogel composites.
With Radio Shack on the ropes, let's take a memory trip through the highlights of Radio Shack products.
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