Instagram CEO Adam Mosseri denied that social media use amounts to clinical addiction while testifying in a landmark California trial against Meta and YouTube. The case, centred on allegations that platforms knowingly hooked children for profit, could set a major legal precedent for similar lawsuits across the US

US researchers have developed a disposable wearable sensor that can protect cancer patients and military personnel from harmful radiation exposure. Designed to be worn on the skin or clothing, the patch combines light-sensing polymers with microelectronic grids to measure radiation dose in real time