News tagged with shape memory alloys

Robojelly gets an upgrade

Engineers at Virginia Polytechnic Institute and State University (VirginiaTech) have developed a robot that mimics the graceful motions of jellyfish so precisely that it has been named Robojelly. Developed ...

Nov 22, 2011
5 / 5 (6) 6 | with audio podcast

Shape-shifting alloys hold promise

Imagine untwisting a finger-size spring, then holding the flame from a lighter underneath the unraveled section. Like magic, it twirls itself into a spring again because the metal alloy remembered its original ...

Aug 27, 2013
4.8 / 5 (5) 0 | with audio podcast

Explainer: What is 4-D printing?

Additive manufacturing – or 3D printing – is 30 years old this year. Today, it's found not just in industry but in households, as the price of 3D printers has fallen below US$1,000. Knowing you can p ...

Dec 19, 2014
4.6 / 5 (5) 0

A windshield wiper for Mars dust developed

A team of researchers at Universidad Carlos III in Madrid has developed a device that works as a windshield wiper to eliminate Mars dust from the sensors on the NASA spacecrafts that travel to the red planet.

Sep 24, 2012
4.7 / 5 (3) 12