The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...

Evidence of this quantum layer may be coming soon. Here’s what you’ll learn in this story: Physicists are still puzzling over ...

Feel that? A sudden surge of inspiration, a flash of intuition. The synchronicities are lining up. This is the magic of the ...

The idea, put forth by Juan Maldacena of the Institute for Advanced Study in Princeton, N.J., suggested something profound: that our universe could be a hologram. Much like a 3D hologram emerges from ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could ...

According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

Astrophysicists at the University of Chicago have developed physics-based models suggesting that dark energy could be ...