HEFEI, March 20 (Xinhua) -- An international team led by Chinese scientists have realized quantum-secured communication across over 12,900 kilometers between China and South Africa.

全球支付巨头 Visa 正在利用人工智能技术提升其业务运营。通过部署检索增强生成 (RAG) 系统，Visa 大幅提高了信息检索速度和准确性。同时，Visa 还开发了安全的内部 AI 模型，并利用深度学习来加强欺诈防范。这些 AI 应用都建立在 ...

In a nail-biting showdown on the night of March 16, 2025, Real Madrid proved that resilience and teamwork can lead to memorable comebacks in the world of football. This article explores the thrilling ...