President Donald Trump spent months arguing that the United States needed Greenland. On Tuesday, he signed an agreement that expands America’s military role on the Arctic island while leaving its sovereignty where it was: with the Kingdom of Denmark and the people of Greenland. The agreement, signed in New York by Trump, Danish Prime Minister Mette Frederiksen and Greenland Prime Minister Jens-Frederik Nielsen, permits the United States to strengthen its existing Pituffik Spa

For decades, the idea that intelligent machines could destroy humanity belonged largely to science fiction. Computers would become self-aware, turn against their creators and wage war on civilization. Today, the concern sounds different—and some of the people raising it are among those who helped build modern artificial intelligence. The danger does not necessarily involve humanoid robots suddenly deciding they hate humans. Researchers studying advanced AI are concerned about

As Taiwan rehearses for invasion and China increases military pressure around the island, a decades-old dispute is becoming one of the world's most dangerous geopolitical flashpoints. TAIPEI, Taiwan — For 10 days this month, Taiwan practiced for a war it desperately hopes will never come. Soldiers moved through cities and coastal positions. Reservists reported for duty. Fighter bases practiced operating after simulated attacks. Civilians participated in air-raid exercises. Au

Tensions between the United States and Iran have reached their highest level in months as both nations continue to exchange military strikes across the Middle East, raising fears that the conflict could spiral into a broader regional war. By Christopher Todd Reporting from Huntsville, Texas, USA July 15, 2026 Updated 4:03 a.m. ET The latest escalation began after the United States launched a new round of airstrikes against Iranian military targets. According to U.S. officials