Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

The Standard Model of Particle Physics accounts for four fundamental forces—strong, weak, electromagnetism, and gravity—but for decades, scientists have wondered if an elusive fifth force might be at ...

Working from computer screens in chilly rooms, the force has emerged as a vital part of America’s war machine amid increased competition from China and Russia. It looked more like a satellite ...

The U.S. Space Force is funding the development of a new "Orbital Carrier" spacecraft that can deploy multiple satellites when needed. The Orbital Carrier is being designed by Seattle-based company ...

Hundreds of Guardians are taking part in the Space Force’s Resolute Space 25, meant to test readiness for space-based combat. By Nicholas Slayton Published Jul 14, 2025 7:02 AM EDT The U.S. Space ...