Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

Researchers suggest gravitational waves, not cosmic inflation, may have driven the universe’s formation. This model links ...

Albert Einstein left his first violin behind as he escaped Nazi Germany. Last week, it became the most expensive instrument ...

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

Dark matter makes up about 85 percent of all matter in the universe. It neither emits nor absorbs light, making it invisible ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

To answer Robertson: The Higgs field doesn’t appear to have more valleys to explore, according to our current understanding.

When physicists push Einstein’s equations to their limits, the universe stops behaving — time slows, space tears, and black ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

The gravitational lensing that causes this rare phenomenon cannot be explained solely by looking at observable ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

Global Positioning System (GPS) satellites continuously beam down ultra-precise timestamps, each message essentially saying, ...