Trump’s tariffs and the fast-moving trade war continue to affect global markets. Follow along for live updates on the Dow, S&P 500 and Nasdaq.

U.S. copper prices vaulted to an all-time high. President Trump said Washington will slap imports of the metal with a 50% tax ...

Tariffs are center stage for investors this week, although the White House has extended the pause on so-called reciprocal tariffs until Aug. 1. Talks with many key trading partners remain in flux.

乌克兰和俄罗斯双方在战场上展开了无人机军备竞赛。与基于无线电波的无人机相比，两国使用的光纤无人机能够避开电子战的干扰。本视频深入解码这一改变战局的最新武器。封面图片来源：Svet Jacqueline for WSJ ...