Tattoo ink stays with you for life. Researchers are now asking how these pigments interact with the immune system and whether ...

Ancient Nubians who lived between the 7th and 9th centuries tattooed the cheeks and foreheads of their infants and toddlers.

Personal digital devices such as smartphones and tablets have revolutionized life across the globe. Small and microtechnology companies are innovating change at an unprecedented pace and being an ...

Plus, an unhinged AI vending-machine takeover, the crazy year in AI and a columnist’s tips for helping family with tech. After years of being the IT person for all my loved ones, I’ve made a list of ...