American freedoms and creativity have given rise to an unprecedented period of peace and prosperity throughout the world.

Atmospheric lead pollution likely caused cognitive decline among citizens of the Roman Empire, according to research published Monday in the Proceedings of the National Academy of Sciences.

Exposure to lead from mining probably lowered I.Q. levels in the empire, research has found. It might be the world’s first ...

As the third year of war in Ukraine nears a close as the new year approaches and ahead of the Feb. 24, 2025, anniversary date, new battle lines have once again been established after Russia made ...

They also say they have thwarted Ukraine's latest offensive in the Kursk region. Submit your questions on the war in the form below for our experts to answer.

Taking time off in the summer was important in ancient Greek and Roman times. But some found it hard to detach from work and ...

One year after Hamas gunmen broke out of Gaza to carry out the deadliest attack in Israel's history, tens of thousands of Palestinians have been killed, Gaza lies in ruins and regional conflict ...

Human history is filled with conflict, and despite a fairly brief period of peace during Roman times, known as "Pax Romana," ...

A bitter and bloody war in Ukraine has devastated the country, further isolated Russia from the West and fueled economic insecurity around the world. The president-elect has said he will use ...

Years before the Gaza war, Israel transformed its intelligence unit into an AI testing ground. Critics charge that the overhaul has fueled the death count in Gaza. Israel is signaling a wider ...