We report the fundamental dependence of thermal diffusivity and electrical conductance on the diameter and defect level for vertically aligned single-walled carbon nanotube (SWCNT) forests. By ...

To uncover the secrets of longevity, Chris Hemsworth put his body on the line. In his new Nat Geo series, 'Limitless,' the actor dangles from a rope high above a canyon and surfs frigid waters ...