TechnologyA hole-filled battery could make wearables more breathable than cotton A lithium battery patterned with holes is flexible, stretchable and allows more airflow than cotton, making it perfect for fitness tracking or medical monitoring wearables 51¶¯Âþ
TechnologyCrystal-based cooling could make fridges more sustainable A new type of crystal that absorbs heat when released from extreme pressure could lead to climate-friendly refrigerators and air conditioners 51¶¯Âþ