TechnologyCamouflage inspired by leaves can hide things in visible and infrared A layered material reflects infrared and visible light to mimic the appearance of leaves, and could be used to camouflage objects against foliage in forest settings ¿ìè¶ÌÊÓÆµ
TechnologyFlexible needle goes soft after injections for safety and comfort Needles and catheters can irritate the body and may pose a risk to others if not properly disposed of, but a flexible alternative made from gallium solves both problems ¿ìè¶ÌÊÓÆµ