Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of ...

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

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

Learn how a deactivated satellite sends signals from beyond, not by reviving its systems, but by inadvertently setting off ...

New research from physicists at Peking University, China, suggests that some pulsars may have massive mountains on them, ...

A communications satellite out of commission since 1965 is chirping at the Earth in radio frequencies. What is happening? We ...

LOFAR detects a faint radio 'mini-halo' from 3.8 billion years ago, revealing how galaxy clusters evolved in the early ...

Last year, astronomers detected a powerful burst of radio waves from within our galaxy. Researchers now say it came from NASA ...

After taking a closer look, however, the team realized that the only viable source for the burst was NASA’s dead Relay 2, a ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

On many occasions we focus on discovering what happens beyond our earthly borders, that is, in space. However, there are still many situations on our planet that surprise experts b ...