Home » magnetic

Articles tagged with: ‘magnetic‘

Tech»

Wireless electricity – WiTricity resonant energy transfer

By Dag G.
2 Comments2 September 2009
witricity1

Wireless power has been available for a century, ever since Nikola Tesla worked on its development. The genius’s Wardenclyffe Tower was to be an experiment in beaming electricity wirelessly across the world, eliminating the need for a wired power grid. Since then, wireless electricity has been developed mainly for usage at short distance and for ... »

Tech»

Surgery done with sound – High-Intensity Focused Ultrasound

By Dag G.
One Comment30 July 2009
high-intensity-focused-ultrasound-illustration

A new ultrasound device, used in conjunction with magnetic resonance imaging (MRI), allows neurosurgeons to precisely burn out small pieces of malfunctioning brain tissue without cutting the skin or opening the skull. A preliminary study from Switzerland involving nine patients with chronic pain shows that the technology can be used safely in treating humans. The ... »

Tech»

Where art and technology meet – ferrofluid sculptures

By Dag G.
25 June 2009
protrude2008

In one of our previous articles we started series about art and technology. We wrote about Theo Jansen and his Strandbeest. In this article we’re also going to write about kinetic sculptures, although animated in a completely different way. Human kind has ever since the ancient times used to make sculptures which cause admiration, and ... »

Robotics»

World’s First Flying Microrobot

By Dag G.
16 April 2009
flyingmikrobot.jpg

A flying micro-robot has been developed by researchers at the University of Waterloo in Ontario. A research team, led by Professor Mir Behrad Khamesee, manipulates magnetic fields to levitate and move around three axes a robot weighing about three-hundredths of an ounce. The micro-robot discovery provides researchers with more control over the micro scale environment, ... »