SciencefromArs Technica16 hours agoIce discs slingshot across a metal surface all on their ownScientists have made frozen discs of ice move across a patterned metal surface using a three-phase Leidenfrost effect.
GadgetsfromWIRED2 months agoAre Those Viral 'Cooling Blankets' for Real?Thermal conductivity explains why materials at the same temperature can feel differently to the touch.