A computer scientist has achieved a breakthrough in a nearly 25-year-old problem involving how computers calculate distances across enormous networks. The new algorithm delivers more reliable ...

The roots of Russia's invasion of Ukraine go back decades and run deep. The current conflict is more than one country fighting to take over another; it is — in the words of one U.S. official — a shift ...

Explaining death to a child involves teaching four key concepts: death is irreversible, all life functions end, everything alive eventually dies, and there are physical causes of death. Most children ...

When news breaks, you need to understand what actually matters — and what to do about it. At Vox, our mission to help you make sense of the world has never been more vital. But we can’t do it on our ...

For decades, many runners, and even coaches, have assumed that being a runner meant never walking during a training run or race. Even the most accomplished runners would apologize when they walked at ...

Microsoft Research announced on October 21, 2026 that Xinzhi Zhang, a senior researcher in its Machine Learning and Optimization group, and collaborator Zhao Song have proved the ...

The people likely to be sending them are victims, too. A daily, curiosity-driven guide to the big, weird, and fascinating ideas shaping the news cycle.