Fiber Lamp (image) Rice University Caption This light bulb is powered and held in place by two thin strands of carbon nanotube fibers that look and feel like textile thread. The nanotube fibers conduct heat and electricity as well as metal wires but are stronger and more flexible. Credit Jeff Fitlow/Rice University Usage Restrictions Must credit Rice University. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.