201 Results for



How to coil your charging cords

CNET's Dan Graziano shows you how to add a little flair to your charging cables.

By June 1, 2015


How to coil your own charging cords

This neat trick turns just about any straight cable into a clutter-reducing coiled one.

By May 27, 2015


Teacher arrested after burning 'I love mom' into kid's arm with Tesla coil

Technically Incorrect: In something of a science experiment, an Oregon teacher shows kids how to mark their skin. One parent complains.

By May 7, 2015


Build your own singing Tesla coil

TinyTesla allows anyone to build a Tesla coil that shoots arcs of electricity and plays simple MIDI music files.

By July 21, 2014


Would you eat a marshmallow zapped by a Tesla coil?

Weird science! Some California makers wanted to know if the sparks from a Tesla coil could roast marshmallows, so they built one to find out.

By June 13, 2014


Two humans link their brains to play 20 Questions

A noninvasive brain-to-brain interface successfully let two people in separate locations share thoughts.

By September 23, 2015


U-Turn Audio slashes the cost of bona-fide audiophile turntables

The U-Turn's brilliant Audio Orbit Plus turntable wows the Audiophiliac.

By September 23, 2015


Headphone buyers: Here's what you need to know about low- vs. high-impedance models

The Audiophiliac compares low- and high-impedance headphones and explains how they work.

By September 12, 2015


3D-printed machine sorts Skittles by colour

An Arduino-powered DIY project uses a colour sensor to automatically sort and separate Skittles.

By September 8, 2015


Sphero BB-8 teardown reveals its robot tech inside the rolling 'Star Wars' droid

The Sphero BB-8 toy may not be powered by the Force, but Bill Detwiler cracks this rolling robot open to show you the tech inside.

By September 5, 2015