How do you make a heart with your hands or mimic making a phone call? It could say everything about your generational background.

Getty A human hand was discovered at a schoolyard in Ireland, and it is thought to have once belonged to a child, according to reports. In a statement obtained by PEOPLE, Gardaí — the national ...

They’ve built an interface that allows them to control a robotic hand using signals gathered from electrodes placed on their forearms. And their write-up is a fascinating read, for within that ...

Not every hand gesture is universal. And sometimes, making what you think is an innocent gesture in one country can land you in hot water somewhere else. Just ask any traveler who's given a thumbs ...