Nearly 50 years ago, physicists floated a bold idea: our universe might be stuck in a false vacuum. This state feels stable, ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...

Silver-110’s decay reveals a promising path to measure antineutrino mass. New data could reshape future neutrino studies.

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

The arrow of time can teach us more about how the universe began – and how it will end, says quantum columnist Karmela ...

The invisible dark matter is one of the universe's biggest mysteries, and its existence is confirmed only by the ...

For years, astronomers have been working to piece together the story of our universe, but the critical early chapters ...

Dark matter is a real pain in the neck. The term dark matter itself refers to a hypothetical substance that seems to solely ...

Nearly a decade ago, a detector searching for ghostly cosmic particles found two anomalous signals in Antarctic ice. But ...

This is the first time an object in its class has been detected in X-rays. The discovery could lead to a better understanding ...