Colin Demarest

Rival satellite companies are jockeying to loosen Elon Musk's grip on battlefield communications after his company's restrictions on Ukraine's Starlink service shook officials in Europe and the U.S. Why it matters: The episode, which temporarily disrupted... See more

Rival satellite companies are jockeying to loosen Elon Musk's grip on battlefield communications after his company's restrictions on Ukraine's Starlink service shook officials in Europe and the U.S. Why it matters: The episode, which temporarily disrupted... See more

North Korean troops are "bringing experience back" from the Russia-Ukraine war, where drones and robotics are reshaping warfare, according to the commander of the U.S. Eighth Army. Why it matters: Frontline lessons are invaluable — especially for such a s... See more

Murdock, a portable pilot assistant made by Beacon AI, has flown on three U.S. Air Force refueler-and-transporter aircraft — advising flight crews and racking up hours and hours of real-world experience. Why it matters: The California startup is building ... See more

President Trump is hinting at an overseas "denuclearization" summit with Russia's Vladimir Putin and China's Xi Jinping — but don't expect major arms control breakthroughs at the sit-down, if it even happens, national security experts told Axios. The big ... See more