News Physics Carbon tubes, but not nano New filaments could be more practical than nanotubes By Davide Castelvecchi August 6, 2008 at 5:36 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print Normal 0 false false false MicrosoftInternetExplorer4 Take solace, all ye who’ve grown weary of carbon nanotube promises: The latest tubes are anything but nano.