Scientists have developed nanoflower-coated bandages with antibiotic, anti-inflammatory, and biocompatible properties to aid wound healing. These bandages, made with copper(II) phosphate and tannic ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

It excludes unsupervised sports—for example, roller-blade and skate sports—and “extreme sport” activities. Both acute (fractures, soft-tissue injuries, concussion, head injuries, major trauma, death) ...